A banner hangs on a bridge on Palestine street showing pictures of Iran's supreme leader Ayatollah Ali Khamenei, the late Iranian general Qasem Soleimani, the late Iraqi commander Abu Mahdi al-Muhandis and the late founder of the Islamic Republic Ayatollah Ruhollah Khomeini, during the annual al-Quds Day (Jerusalem Day) on the last Friday of the Muslim holy month of Ramadan, following the outbreak of the coronavirus disease (COVID-19) in Baghdad, Iraq May 22, 2020. REUTERS/Thaier Al-Sudani

Employees of a brokerage firm monitor the stock prices, following the outbreak of the coronavirus disease (COVID-19), in Tehran, Iran, May 12, 2020. Picture taken May 12, 2020. WANA (West Asia News Agency)/Ali Khara via REUTERS ATTENTION EDITORS - THIS PICTURE WAS PROVIDED BY A THIRD PARTY

People gather near trucks after the border between Iraqi Kurdistan and Iran partially reopened for the first time since the outbreak of the coronavirus disease (COVID-19), at the border between Iran and Iraqi Kurdistan in Halabja Province, Iraq May 3, 2020. REUTERS/Saman Mahmood

A member of Iranian civil defense team sprays disinfectant while sanitizing a truck, after the border between Iraqi Kurdistan and Iran partially reopened for the first time since the outbreak of the coronavirus disease (COVID-19), at the border between Iran and Iraqi Kurdistan in Halabja Province, Iraq May 3, 2020. REUTERS/Saman Mahmood

Iraqi Kurdish officers and policemen stand at the gate of the border between Iraqi Kurdistan and Iran, that partially reopened for the first time since the outbreak of the coronavirus disease (COVID-19), at the border between Iran and Iraqi Kurdistan in Halabja Province, Iraq May 3, 2020. REUTERS/Saman Mahmood

A member of Iranian civil defense team sprays disinfectant while sanitizing a truck, after the border between Iraqi Kurdistan and Iran partially reopened for the first time since the outbreak of the coronavirus disease (COVID-19), at the border between Iran and Iraqi Kurdistan in Halabja Province, Iraq May 3, 2020. REUTERS/Saman Mahmood

German special police carry a box from the premises of the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police carry a box from the premises of the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police leaves the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police walks in front of the premises of the Gemeinschaft libanesischer Emigranten e.V. (community of Lebanese emigrants) in Dortmund, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police walks in front of the premises of the Gemeinschaft libanesischer Emigranten e.V. (community of Lebanese emigrants) in Dortmund, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police carry a box from the premises of the Gemeinschaft libanesischer Emigranten e.V. (community of Lebanese emigrants) in Dortmund, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police carry a box from the premises of the Gemeinschaft libanesischer Emigranten e.V. (community of Lebanese emigrants) in Dortmund, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police talk near the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police leaves the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police guards the entrance of the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police talk near the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police gather near the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police leaves the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police gather near the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police gather near the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police gather near the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police gather near the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police enter the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police guards the entrance of the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police guards the entrance of the El-Irschad (Al-Iraschad e.V.) centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

German special police guards the entrance of the El-Irschad centre in Berlin, Germany, April 30, 2020, after Germany has banned Iran-backed Hezbollah on its soil and designated it a terrorist organisation. REUTERS/Hannibal Hanschke

U.S. Secretary of State Mike Pompeo attends a news conference at the State Department, in Washington, U.S., March 31, 2020. Andrew Harnik/ Pool via REUTERS

An Iraqi soldier wears a protective face mask and gloves, following the outbreak of coronavirus disease (COVID-19), as he stands guard during the hand over of Qayyarah Airfield West from US-led coalition forces to Iraqi Security Forces, in the south of Mosul, Iraq March 26, 2020. REUTERS/Thaier Al-Sudani

An Iranian pop singer, Sasan Yafteh, better known by his stage name, Sasy, sings at the Maraya Concert Hall in al-Ula, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

Iranian-Swedish singer Arash Labaf, sings, at the Maraya Concert Hall during Tantora festival, in al-Ula, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

An Iranian pop singer, Sasan Yafteh, better known by his stage name, Sasy, sings at the Maraya Concert Hall in al-Ula, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

An Iranian pop singer, Sasan Yafteh, better known by his stage name, Sasy, speaks during an interview with Reuters, in al-Ula, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

An Iranian singer Ebi Hamedi, sings at the Maraya Concert Hall during Tantora festival, in al-Ula, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

Iranian-Swedish singer Arash Labaf, speaks during an interview with Reuters, in al-Ula, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

An Iranian singer Ebi Hamedi, speaks during an interview with Reuters, in al-Ula, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

An Iranian pop singer, Sasan Yafteh, better known by his stage name, Sasy, sings at the Maraya Concert Hall in al-Ula, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

An Iranian pop singer, Sasan Yafteh, better known by his stage name, Sasy, sings at the Maraya Concert Hall in al-Ula, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

An Iranian pop singer, Sasan Yafteh, better known by his stage name, Sasy, sings at the Maraya Concert Hall in al-Ula, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

An Iranian singer Ebi Hamedi, sings at the Maraya Concert Hall during Tantora festival, in al-Ula, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

An Iranian pop singer, Sasan Yafteh, better known by his stage name, Sasy, prepares for the stage at the Maraya Concert Hall during Tantora festival, in al-Ula, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

An Iranian singer Ebi Hamedi, sings at the Maraya Concert Hall during Tantora festival, in al-Ula, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

An Iranian singer Ebi Hamedi, sings at the Maraya Concert Hall during Tantora festival, in al-Ula, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

Saudi youth plays musical instrument on board a plane during a flight to al-Ula, to attend the Tantura Festival, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

Iranian-Swedish singer Arash Labaf, sings, at the Maraya Concert Hall during Tantora festival in al-Ula, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

Passengers wear protective face masks following an outbreak of coronavirus, on a plane of Saudi Airlines, during their trip to al-Ula to attend the Tantura Festival, Saudi Arabia March 6, 2020. Picture taken March 6, 2020. REUTERS/Ahmed Yosri

A woman wears a protective mask, as she carries her child amid concerns over the coronavirus (COVID-19) spread, at Najaf airport in the holy city of Najaf upon his arrival from Iran, Iraq March 15, 2020. REUTERS/Alaa al-marjan

A cleric man wears a protective mask amid concerns over the coronavirus (COVID-19) spread, at Najaf airport in the holy city of Najaf upon his arrival from Iran, Iraq March 15, 2020. REUTERS/Alaa al-marjan

An Iraqi pilot wears a protective mask after returning from Iran, mid concerns over the coronavirus (COVID-19) spread, at Najaf airport in the holy city of Najaf upon his arrival from Iran, Iraq March 15, 2020. REUTERS/Alaa al-marjan

A medical staff member in protective gear prepares to check the temperature of a cleric man amid concerns over the coronavirus (COVID-19) spread, at Najaf airport in the holy city of Najaf upon his arrival from Iran, Iraq March 15, 2020. REUTERS/Alaa al-marjan

A medical staff member in protective gear checks the temperature of a girl amid concerns over the coronavirus (COVID-19) spread, at Najaf airport in the holy city of Najaf upon his arrival from Iran, Iraq March 15, 2020. REUTERS/Alaa al-marjan

A medical staff member in protective gear checks the temperature of child amid concerns over the coronavirus (COVID-19) spread, at Najaf airport in the holy city of Najaf upon his arrival from Iran, Iraq March 15, 2020. REUTERS/Alaa al-marjan

A medical staff member in protective gear checks the temperature of a cleric man amid concerns over the coronavirus (COVID-19) spread, at Najaf airport in the holy city of Najaf upon his arrival from Iran, Iraq March 15, 2020. REUTERS/Alaa al-marjan

Cleric men wearing protective masks, amid concerns over the coronavirus (COVID-19) spread, walk out from Najaf airport in the holy city of Najaf upon their arrival from Iran, Iraq March 15, 2020. REUTERS/Alaa al-marjan

Mourners carry a coffin of a worker, who was killed by U.S. airstrike at an airport building site in the Shi'ite Muslim holy city of Kerbala, during a funeral in Najaf, Iraq March 14, 2020. REUTERS/Alaa al-Marjani

Mourners pray near coffins of Iraqi Federal police officers who were killed by U.S. airstrike, during a funeral in Najaf, Iraq March 14, 2020. REUTERS/Alaa al-Marjani

Mourners carry coffins of Iraqi Federal police officers who were killed by U.S. airstrike, during a funeral in Najaf, Iraq March 14, 2020. REUTERS/Alaa al-Marjani TPX IMAGES OF THE DAY

Iraqi men bury a worker, who was killed by U.S. airstrike at an airport building site in the Shi'ite Muslim holy city of Kerbala, during a funeral in Najaf, Iraq March 14, 2020. REUTERS/Alaa al-Marjani