A supporter of the Ahle Sunnat religious political group holds a sign in support of convicted killer Mumtaz Qadri during a sit-in protest demanding his release in Karachi, Pakistan November 20, 2015. In 2011, Salman Taseer, the governor of Punjab, was shot dead by a bodyguard, Mumtaz Qadri, after he had sought a presidential pardon for Asia Bibi, a Christian woman accused of blasphemy. REUTERS/Athar Hussain 

A supporter of an Islamist alliance Sunni Ittehad Council waves a flag as he takes part in a rally with some of nearly 3,000 others in Karahi October 22, 2011, against the sentence of convicted killer Mumtaz Qadri. A Pakistani court this month sentenced to death Qadri, the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, local media reported. REUTERS/Athar Hussain (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

A supporter of an Islamist alliance Sunni Ittehad Council is photographed next to a poster of convicted killer Mumtaz Qadri, during a rally attended by some of nearly 3,000 others in Karahi October 22, 2011. against the sentence of Qadri. A Pakistani court this month sentenced to death Qadri, the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, local media reported. The poster on left read in Urdu "Mumtaz Qadri, we salute your courage". REUTERS/Athar Hussain (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

A boy is silhouetted against the sun as he holds a toy gun during a rally attended by some of nearly 3,000 supporters of an Islamist alliance Sunni Ittehad Council in Karahi October 22, 2011, against the sentence of convicted killer Mumtaz Qadri. A Pakistani court this month sentenced to death Qadri, the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, local media reported. REUTERS/Athar Hussain (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

Some 300 supporters from various religious parties hold a poster of convicted killer Mumtaz Qadri while shouting slogans during a protest against the sentence of Qadri in Lahore, October 12, 2011. A Pakistani court on October 1, sentenced to death the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS CIVIL UNREST) 

Supporters from various religious parties hold a poster of convicted killer Mumtaz Qadri while shouting slogans during a demonstration against the sentence of Qadri in Lahore, October 7, 2011. A Pakistani court last week sentenced to death the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. The placards (L and R) read in Urdu: "Release Mumtaz Qadri with respect" and the writing on the poster (C, top) reads:The true lover". REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW RELIGION) 

Some of nearly 200 supporters of the religious political party Jamaat-e-Islami hold hands and wave party flags as they shout slogans during a demonstration against the sentence of convicted killer Mumtaz Qadri in Karachi October 7, 2011. A Pakistani court last week sentenced to death the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Athar Hussain (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW RELIGION) 

A man holds a boy among some 500 supporters from different religious parties as they raise hands and shout slogans during a demonstration against the sentence of convicted killer Mumtaz Qadri in Karachi October 7, 2011. A Pakistani court last week sentenced to death the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Athar Hussain (PAKISTAN - Tags: POLITICS CIVIL UNREST RELIGION) 

A supporter from a religious political party holds a poster bearing the image of convicted killer Mumtaz Qadri while chanting slogans during a demonstration, attended by hundreds of others, against Qadri's sentence in Lahore October 3, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS CIVIL UNREST) 

Residents look out from the window of their house during a demonstration staged by hundreds of supporters from various religious and political parties in Lahore, October 3, 2011, against the sentence of convicted killer Mumtaz Qadri. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS CIVIL UNREST TPX IMAGES OF THE DAY) 

Supporters from various religious political parties chant slogans during a protest against the sentence of convicted killer Mumtaz Qadri in Lahore, October 3, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

Plainclothes policemen detain a supporter during a demonstration attended by various religious political parties, against the sentence of convicted killer Mumtaz Qadri in Karachi October 2, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Akhtar Soomro (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

A supporter hurls a stone towards policemen (unseen) during a demonstration attended by various religious political parties, against the sentence of convicted killer Mumtaz Qadri in Karachi October 2, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Akhtar Soomro (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

Supporters from various religious political parties hold up a poster with the image of convicted killer Mumtaz Qadri as they march during a demonstration against his sentence in Karachi October 2, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Akhtar Soomro (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW TPX IMAGES OF THE DAY) 

Supporters from the Jamaat Ahle Sunnat Pakistan religious political party shout slogans during a demonstration against the sentence of convicted killer Mumtaz Qadri in Lahore October 2, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

A supporter from Shabab-e-Milli, the youth wing of the Jamaat-e-Islami party, waves a flag bearing the image of convicted killer Mumtaz Qadri during a demonstration against Qadri's sentence in front of Parliament House in Islamabad October 2, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Faisal Mahmood (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

A supporter from Shabab-e-Milli, the youth wing of the Jamaat-e-Islami party, waves a flag bearing the image of convicted killer Mumtaz Qadri during a demonstration against Qadri's sentence in front of Parliament House in Islamabad October 2, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Faisal Mahmood (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

A boy holds a replica of a rifle at a demonstration held by supporters of the religious political party Sunni Tehreek, to protest against the sentencing of convicted killer Mumtaz Qadri in Peshawar October 2, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Fayaz Aziz (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

Supporters of the religious political party Sunni Tehreek chant slogans to protest against the sentencing of convicted killer Mumtaz Qadri in Peshawar October 2, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Fayaz Aziz (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

A supporter from a religious group holds up a leaflet during a demonstration against the sentence of convicted killer Mumtaz Qadri in Lahore October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. The leaflet reads in Urdu: "Caravan of the prophet (Mohammad)". REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

A supporter from a religious group burns tyres during a demonstration against the sentence of convicted killer Mumtaz Qadri in Lahore October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

Supporters from various religious groups shout slogans during a demonstration against the sentence of convicted killer Mumtaz Qadri in Lahore October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

Supporters of the religious political party Sunni Tehreek burn tyres at a demonstration to protest against the sentence of convicted killer Mumtaz Qadri, in Hyderabad October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Akram Shahid (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW TPX IMAGES OF THE DAY) 

A boy wears a poster bearing the image of convicted killer Mumtaz Qadri around his head during a demonstration, attended by nearly 300 supporters from different religious political parties, against Qadri's sentence in Karachi, October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. The poster reads in Urdu: "Mumtaz Qadri, we salute your courage". REUTERS/Athar Hussain (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

Supporters from various religious political parties hold up posters of convicted killer Mumtaz Qadri during a demonstration against his sentence in Karachi October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. The posters read in Urdu: "Mumtaz Qadri, we salute your courage". REUTERS/Athar Hussain (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

A supporter holds a banner with the image of convicted killer Mumtaz Qadri, as nearly 300 others from different religious political parties gather to protest against Qadri's sentence in Karachi, October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Athar Hussain (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

Police officers stand guard near a banner with the image of convicted killer Mumtaz Qadri, outside Adiala jail where hundreds of his supporters had gathered to protest against his sentence, in Rawalpindi, October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Faisal Mahmood (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW) 

A man holds a flag bearing the image of convicted killer Mumtaz Qadri while he and others sift through banners which they tried to set on fire, during a protest against Qadri's sentence in Rawalpindi, October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Faisal Mahmood (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW) 

Supporters of convicted killer Mumtaz Qadri chant slogans during a protest outside Adiala Jail, where Qadri is being held, in Rawalpindi, October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Faisal Mahmood (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW) 

Police officers stand guard in front of an image of convicted killer Mumtaz Qadri outside Adiala Jail, where he is being held, in Rawalpindi, October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Faisal Mahmood (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW) 

A police officer stands guard next to an image of convicted killer Mumtaz Qadri, outside Adiala Jail where Qadri is being held, in Rawalpindi, October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Faisal Mahmood (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW) 

A demonstrator waves a flag bearing the image of convicted killer Mumtaz Qadri while others chant slogans and burn tyres to protest against his sentence in Rawalpindi, October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Faisal Mahmood (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW) 

A supporter of convicted killer Mumtaz Qadri cries after hearing Qadri's sentence while taking part in a demonstration outside Adiala Jail in Rawalpindi, October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Faisal Mahmood (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW TPX IMAGES OF THE DAY) 

Supporters of convicted killer Mumtaz Qadri chant slogans alongside hundreds of others who had gathered to protest against his sentence outside Adiala Jail, where Qadri is being held, in Rawalpindi, October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Faisal Mahmood (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW) 

A police officer looks through the main gate of Adiala Jail, where supporters of convicted killer Mumtaz Qadri had gathered to protest against his sentence in Rawalpindi, October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province, after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Faisal Mahmood (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW TPX IMAGES OF THE DAY) 

Supporters of convicted killer Mumtaz Qadri gather to protest against his sentence outside Adiala Jail, where he is being held, in Rawalpindi, October 1, 2011. A Pakistani court sentenced to death on Saturday the killer of Salman Taseer, the governor of Pakistan's largest province after he had called for reform of a law against blasphemy, a defence lawyer and state-run media said. REUTERS/Faisal Mahmood (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW) 

Supporters of various religious parties hold images of Malik Mumtaz Hussain Qadri while chanting slogans in support of Qadri, the gunman detained for the killing of Punjab Governor Salman Taseer, outside Adiala Jail in Rawalpindi February 26, 2011. A Pakistani court on Saturday resumed taking statements in the case. The court charged the police guard on February 14 with the murder of the politician who opposed the country's anti-blasphemy laws, a case that exposed deep fissures in Pakistani society, local media reported.
REUTERS/Faisal Mahmood (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW) 

A supporter of Islamist political party Jamaat-e-Islami holds a placard while shouting slogans in support of Pakistan's blasphemy laws during a rally in Peshawar January 23, 2011. Placard reads in urdu" Ready to sacrifice over life to protect the Prophethood (of Mohammad), Long live Mumtaz Hussain Qadri, the alleged killer of Punjab governor Salman Taseer, Taseer was shot dead by one of his guards, who was apparently incensed by the politician's opposition to the blasphemy law, in Islamabad on January 4. REUTERS/Fayaz Aziz (PAKISTAN - Tags: POLITICS CIVIL UNREST RELIGION) 

Supporter of various religious parties raise their hands as hundreds gathered during a rally for Malik Mumtaz Hussain Qadri, the gunmen detained for the killing of Punjab Governor Salman Taseer, to show their support for Qadri in Rawalpindi January 21, 2011. Taseer was shot dead by one of his guards, who was apparently incensed by the politician's opposition to the blasphemy law, in Islamabad on January 4. REUTERS/Mian Khurhseed (PAKISTAN - Tags: CIVIL UNREST POLITICS RELIGION) 

Students raise their hands while shouting slogans as hundreds gather for Malik Mumtaz Hussain Qadri, the gunman detained for the killing of Punjab Governor Salman Taseer, to show their support for Qadri in Lahore January 20, 2011. Taseer was shot dead by one of his guards, who was apparently incensed by the politician's opposition to the blasphemy law, in Islamabad on January 4. The headbands read, "Can lay down life for Mohammad." REUTERS/Athar Hussain (PAKISTAN - Tags: POLITICS CIVIL UNREST RELIGION) 

Supporter of various religious parties, burn the image of Punjab Governor Salman Taseer, (L) on a banner during a protest to show their support for Malik Mumtaz Hussain Qadri in Lahore on January 17, 2011. Taseer was shot dead by one of his guards Qadri, who was apparently incensed by the politician's opposition to the blasphemy law, in Islamabad on January 4. On banner other images are Zulfiqar Ali Bhutto, (top R) Benazir Bhutto, (top C) and Pakistan's President Asif Ali Zardari, ¨ and written on the banner in urdu "The blood of martyrs will bear fruit". REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW RELIGION) 

Supporter of various religious parties hold placards, party flags and images of Malik Mumtaz Hussain Qadri, the gunmen detained for the killing of Punjab Governor Salman Taseer, to show their support for Qadri in Lahore on January 17, 2011. Taseer was shot dead by one of his guards, who was apparently incensed by the politician's opposition to the blasphemy law, in Islamabad on January 4. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW RELIGION) 

Dilpazeer Awan, a property adviser and the brother of Malik Mumtaz Hussain Qadri, the gunman detained for the killing of Punjab Governor Salman Taseer, sits in his office near his house in Rawalpindi January 15, 2011. The brother of a Pakistani police guard who assassinated a liberal politician for opposing the country's anti-blasphemy laws is optimistic he will never be prosecuted and he probably has good reason to be. REUTERS/Mian Khursheed (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW) 

Supporters of various religious parties wave their party flags as hundreds gather near the residence of Malik Mumtaz Hussain Qadri, the gunman detained for the killing of Punjab Governor Salman Taseer, to show their support for Qadri in Rawalpindi on January 14, 2011. Taseer was shot dead by one of his guards, who was apparently incensed by the politician's opposition to the blasphemy law, in Islamabad on January 4. REUTERS/Mian Khurhseed (PAKISTAN - Tags: CIVIL UNREST POLITICS RELIGION) 

Pakistan's High Commissioner, Wajid Shamsul Hasan, speaks during a memorial service for the Governor of Punjab Salman Taseer, at the Pakistan High Commission in London January 10, 2011. On January 4 Taseer was gunned down by one of his bodyguards. REUTERS/Luke MacGregor (Britain - Tags: POLITICS CRIME LAW) 

Pakistan People's Party Chairman Bilawal Bhutto speaks during a memorial service for the Governor of Punjab Salman Taseer, at the Pakistan High Commission in London January 10, 2011. On January 4 Taseer was gunned down by one of his bodyguards. REUTERS/Luke MacGregor (Britain - Tags: POLITICS CRIME LAW) 

Pakistan People's Party Chairman Bilawal Bhutto speaks during a memorial service for the Governor of Punjab Salman Taseer, at the Pakistan High Commission in London January 10, 2011. On January 4 Taseer was gunned down by one of his bodyguards. REUTERS/Luke MacGregor (Britain - Tags: POLITICS CRIME LAW) 

Pakistan People's Party Chairman Bilawal Bhutto speaks during a memorial service for the Governor of Punjab Salman Taseer, at the Pakistan High Commission in London January 10, 2011. On January 4 Taseer was gunned down by one of his bodyguards. REUTERS/Luke MacGregor (Britain - Tags: POLITICS CRIME LAW) 

Supporters of the Sunni Tehreek religious party hold placards in support for Malik Mumtaz Hussain Qadri, the gunmen detained for the killing of Punjab Governor Salman Taseer, in Hyderabad January 9, 2011. Qadri, said he was angered by outspoken Punjab governor Taseer's opposition to Pakistan's controversial blasphemy law. Taseer, a liberal politician close to President Asif Ali Zardari, had championed the cause of a Christian woman sentenced to death under the blasphemy laws which critics say are used to target religious minorities, often to settle personal scores. REUTERS/Akram Shahid (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW) 

Supporters of the Sunni Tehreek religious party hold placards in support for Malik Mumtaz Hussain Qadri, the gunmen detained for the killing of Punjab Governor Salman Taseer, in Hyderabad January 9, 2011. Qadri, said he was angered by outspoken Punjab governor Taseer's opposition to Pakistan's controversial blasphemy law. Taseer, a liberal politician close to President Asif Ali Zardari, had championed the cause of a Christian woman sentenced to death under the blasphemy laws which critics say are used to target religious minorities, often to settle personal scores. REUTERS/Akram Shahid (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW) 

Men hold a placard with the image of Malik Mumtaz Hussain Qadri, the guard arrested for the killing of Punjab Governor Salman Taseer, while taking part in a rally with thousands of various religious party members who gathered to show support for Pakistan's blasphemy laws in Karachi January 9, 2011. Written on the placard in Urdu is, 'Fans of Mohammad have never stopped and will never stop' and 'God is Great.' Taseer was gun downed in Islamabad on January 4. REUTERS/Akhtar Soomro (PAKISTAN - Tags: RELIGION POLITICS CIVIL UNREST) 

A man holds up a placard with the image of Malik Mumtaz Hussain Qadri, the guard arrested for the killing of Punjab Governor Salman Taseer, while taking part in a rally with thousands of various religious party members who gathered to show support for Pakistan's blasphemy laws in Karachi January 9, 2011. Written on the placard in Urdu is, 'Fans of Mohammad have never stopped and will never stop' and 'God is Great.' Taseer was gun downed in Islamabad on January 4. REUTERS/Akhtar Soomro (PAKISTAN - Tags: RELIGION POLITICS CIVIL UNREST) 

A portrait of the assassinated Governor of Punjab Salman Taseer is adorned with lights and flowers during a Sunday service at the Cathedral Church of the Resurrection in Lahore January 9, 2011. Taseer was shot dead by one of his guards, who was apparently incensed by the politician's opposition to the blasphemy law, in Islamabad on January 4. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS RELIGION) 

A portrait of the assassinated Governor of Punjab Salman Taseer is displayed during a Sunday service at the Cathedral Church of the Resurrection in Lahore January 9, 2011. Taseer was shot dead by one of his guards, who was apparently incensed by the politician's opposition to the blasphemy law, in Islamabad on January 4. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS RELIGION) 

A portrait of the assassinated Governor of Punjab Salman Taseer is displayed during a Sunday service at the Cathedral Church of the Resurrection in Lahore January 9, 2011. Taseer was shot dead by one of his guards, who was apparently incensed by the politician's opposition to the blasphemy law, in Islamabad on January 4. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS RELIGION) 

Pakistani Christians place flowers at a portrait of the assassinated Governor of Punjab Salman Taseer after a Sunday service at the Cathedral Church of the Resurrection in Lahore January 9, 2011. Taseer was shot dead by one of his guards, who was apparently incensed by the politician's opposition to the blasphemy law, in Islamabad on January 4. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS RELIGION IMAGES OF THE DAY) 

Residents hold placards during a rally protesting the killing of the Governor of Punjab Salman Taseer in Lahore, January 8, 2011. Taseer was shot dead by one of his guards, who was apparently incensed by the politician's opposition to the blasphemy law, in Islamabad on January 4. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

A woman holds a placard during a rally by dozens protesting the killing of the Governor of Punjab Salman Taseer in Lahore, January 8, 2011. Taseer was shot dead by one of his guards, who was apparently incensed by the politician's opposition to the blasphemy law, in Islamabad on January 4. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

A woman holds a placard during a rally by dozens protesting the killing of the Governor of Punjab Salman Taseer in Lahore, January 8, 2011. Taseer was shot dead by one of his guards, who was apparently incensed by the politician's opposition to the blasphemy law, in Islamabad on January 4. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW) 

A woman lights a candle during a candlelight vigil in commemoration of the deceased governor of Punjab Salman Taseer in Lahore January 7, 2011. Taseer was shot dead by one of his guards, who was apparently incensed by the politician's opposition to the blasphemy law, in Islamabad on January 4. REUTERS/Mohsin Raza (PAKISTAN - Tags: POLITICS CIVIL UNREST)