Russian punk band Pussy Riot members Maria Alyokhina (L) and Nadezhda Tolokonnikova (2nd L) along with a masked member speak to journalists during the 2014 Sochi Winter Olympics, in Adler February 20, 2014. The band was supposed to hold a news conference at a hotel but were refused at the last minute. REUTERS/Shamil Zhumatov (RUSSIA - Tags: OLYMPICS SPORT ENTERTAINMENT CIVIL UNREST POLITICS)

Russian punk band Pussy Riot members Maria Alyokhina (3rd R) and Nadezhda Tolokonnikova (2nd R) along with masked members show a video to journalists on a laptop computer during the 2014 Sochi Winter Olympics, in Adler February 20, 2014. The band was supposed to hold a news conference at a hotel but were refused at the last minute. REUTERS/Shamil Zhumatov (RUSSIA - Tags: OLYMPICS SPORT ENTERTAINMENT CIVIL UNREST POLITICS)

Russian punk band Pussy Riot member Nadezhda Tolokonnikova (C) jokes around with a man who was being disruptive, before the band speaks to journalists during the 2014 Sochi Winter Olympics in Adler February 20, 2014. The band was to supposed to hold a news conference at a hotel but were refused at the last minute. REUTERS/Shamil Zhumatov (RUSSIA - Tags: OLYMPICS SPORT ENTERTAINMENT CIVIL UNREST POLITICS)

Russian punk band Pussy Riot members Maria Alyokhina (2nd R) and Nadezhda Tolokonnikova (R) along with masked members of the band walk after speaking to journalists during the 2014 Sochi Winter Olympics, in Adler February 20, 2014. The band was to supposed to hold a news conference at a hotel but were refused at the last minute. REUTERS/Eric Gaillard (RUSSIA - Tags: OLYMPICS SPORT ENTERTAINMENT CIVIL UNREST POLITICS)

Masked members of Pussy Riot leave a police station in Adler during the 2014 Sochi Winter Olympics, February 18, 2014. Pussy Riot protest band members Maria Alyokhina and Nadezhda Tolokonnikova were released from police custody on Tuesday, Tolokonnikova's husband said hours after they were detained in Sochi, where Russia is holding the 2014 Winter Olympics. REUTERS/Eric Gaillard (RUSSIA - Tags: OLYMPICS SPORT CRIME LAW POLITICS ENTERTAINMENT) 

Masked members of protest band Pussy Riot leave a police station in Adler during the 2014 Sochi Winter Olympics, February 18, 2014. Two members of Pussy Riot, Maria Alyokhina and Nadezhda Tolokonnikova were detained on Tuesday in connection with a theft in the Winter Olympics host city of Sochi, less than two months after their release from prison under an amnesty. REUTERS/Eric Gaillard (RUSSIA - Tags: OLYMPICS SPORT CRIME LAW POLITICS TPX IMAGES OF THE DAY ENTERTAINMENT) 

A masked member of Pussy Riot leaves a police station in Adler during the 2014 Sochi Winter Olympics, February 18, 2014. Pussy Riot protest band members Maria Alyokhina and Nadezhda Tolokonnikova were released from police custody on Tuesday, Tolokonnikova's husband said hours after they were detained in Sochi, where Russia is holding the 2014 Winter Olympics. REUTERS/Eric Gaillard (RUSSIA - Tags: OLYMPICS SPORT CRIME LAW POLITICS ENTERTAINMENT) 

Masked members of protest band Pussy Riot leave a police station in Adler during the 2014 Sochi Winter Olympics, February 18, 2014. Two members of Pussy Riot, Maria Alyokhina and Nadezhda Tolokonnikova were detained on Tuesday in connection with a theft in the Winter Olympics host city of Sochi, less than two months after their release from prison under an amnesty. REUTERS/Shamil Zhumatov (RUSSIA - Tags: OLYMPICS SPORT CRIME LAW POLITICS) 

Masked members of Pussy Riot leave a police station in Adler during the 2014 Sochi Winter Olympics, February 18, 2014. Pussy Riot protest band members Maria Alyokhina and Nadezhda Tolokonnikova were released from police custody on Tuesday, Tolokonnikova's husband said hours after they were detained in Sochi, where Russia is holding the 2014 Winter Olympics. REUTERS/Shamil Zhumatov (RUSSIA - Tags: OLYMPICS SPORT CRIME LAW POLITICS ENTERTAINMENT) 

Pyotr Verzilov (L), husband of protest group Pussy Riot band member Nadezhda Tolokonnikova, speaks to journalists in front of a police station in Adler during the 2014 Sochi Winter Olympics, February 18, 2014. Two members of Pussy Riot, Maria Alyokhina and Nadezhda Tolokonnikova were detained on Tuesday in connection with a theft in the Winter Olympics host city of Sochi, less than two months after their release from prison under an amnesty. REUTERS/Shamil Zhumatov (RUSSIA - Tags: OLYMPICS SPORT CRIME LAW POLITICS MEDIA TPX IMAGES OF THE DAY)

Journalists fall to the ground as they mob around masked members of protest band Pussy Rot leaving a police station in Adler during the 2014 Sochi Winter Olympics, February 18, 2014. Two members of Pussy Riot, Maria Alyokhina and Nadezhda Tolokonnikova were detained on Tuesday in connection with a theft in the Winter Olympics host city of Sochi, less than two months after their release from prison under an amnesty. REUTERS/Eric Gaillard (RUSSIA - Tags: OLYMPICS SPORT CRIME LAW POLITICS TPX IMAGES OF THE DAY MEDIA)

Alexander Popkov, a lawyer representing two members of the protest group Pussy Riot, Maria Alyokhina and Nadezhda Tolokonnikova, speaks to a police officer at the gates of a police station where they are believed to have been detained in Adler during the 2014 Sochi Winter Olympics, February 18, 2014. Alyokhina and Tolokonnikova were detained by police on Tuesday while they were walking around Sochi, where Russia is staging the Winter Olympics, they said on Twitter. The police were not immediately available for comment. REUTERS/Eric Gaillard (RUSSIA - Tags: OLYMPICS SPORT CRIME LAW POLITICS CIVIL UNREST TPX IMAGES OF THE DAY)

Alexander Popkov, a lawyer representing two members of the protest group Pussy Riot, Maria Alyokhina and Nadezhda Tolokonnikova, speaks to the media outside a police station where they are believed to have been detained in Adler during the 2014 Sochi Winter Olympics, February 18, 2014. Alyokhina and Tolokonnikova were detained by police on Tuesday while they were walking around Sochi, where Russia is staging the Winter Olympics, they said on Twitter. The police were not immediately available for comment. REUTERS/Eric Gaillard (RUSSIA - Tags: OLYMPICS SPORT CRIME LAW POLITICS CIVIL UNREST MEDIA)

Police officers stand guard outside a police station where two members of the protest group Pussy Riot, Maria Alyokhina and Nadezhda Tolokonnikova, are believed to be detained, in Adler during the 2014 Sochi Winter Olympics, February 18, 2014. Alyokhina and Tolokonnikova were detained by police on Tuesday while they were walking around Sochi, where Russia is staging the Winter Olympics, they said on Twitter. The police were not immediately available for comment. REUTERS/Eric Gaillard (RUSSIA - Tags: OLYMPICS SPORT CRIME LAW POLITICS TPX IMAGES OF THE DAY)