A protestor carries food for demonstrators on the barricades during the face off against heavily-armed police in Kiev, on February 20, 2014. (Photo by Bulent Kilic/AFP Photo)

An anti-government protester aims a gun in the direction of suspected sniper fire near the Hotel Ukraine, on February 20, 2014. (Photo by Brendan Hoffman/Getty Images)

Protesters escort a “detained” policeman near Independence square in Kiev, on February 20, 2014. (Photo by Louisa Gouliamaki/AFP Photo)

A man plays the trumpet as anti-government protesters continue to clash with police in Independence square in Kiev, on February 20, 2014. (Photo by Jeff J. Mitchell/Getty Images)

Protesters hold petrol bombs during clashes with police in Kiev , on February 20, 2014. (Photo by Louisa Gouliamaki/AFP Photo)

Two anti-government protesters use a large drum after violence erupted in the Independence Square in Kiev, on February 20, 2014. (Photo by Vasily Fedosenko/Reuters)

Protesters cheer while they managed to break police blockade in Kiev, on February 20, 2014. (Photo by Louisa Gouliamaki/AFP Photo)

An elderly protester smokes during a break in clashes with police in central Kiev , on February 20, 2014. (Photo by Dmitry Serebryakov/AFP Photo)

An Otrthodox priest gestures after clashes between anti-government protesters and riot police in the Independence Square in Kiev, on February 20, 2014. (Photo by Yannis Behrakis/Reuters)

Protesters walk on a puddle of blood left by a wounded demonstrator during clashes with the police in the center of Kiev, on February 20, 2014. (Photo by Sergei Supinsky/AFP Photo)

Anti-government protesters carry an injured man on a stretcher after clashes with riot police in the Independence Square in Kiev, on February 20, 2014. (Photo by Yannis Behrakis/Reuters)

A priest rushes to give the last sacraments to an anti-government protester during clashes with riot police in central Kiev on February 20, 2014 in Kiev. (Photo by Bulent Kilic/AFP Photo)

Protesters burn as they stand behind burning barricades during clashes with police on February 20, 2014 in Kiev. Ukraine's embattled leader announced a “truce” with the opposition as he prepared to get grilled by visiting EU diplomats over clashes that killed 26 and left the government facing diplomatic isolation. The shocking scale of the violence three months into the crisis brought expressions of grave concern from the West and condemnation of an “attempted coup” by the Kremlin. (Photo by Bulent Kilic/AFP Photo)

Protesters carry a wounded fellow protester in Kiev on February 20, 2014. Hundreds of armed protesters charged police barricades Thursday on Kiev's central Independence Square, despite a truce called just hours earlier by the country's embattled president. Protesters pushed the police back about 200 metres and were in control of most of the square they had occupied at the start of Ukraine's three-month-old political crisis. (Photo by Louisa Gouliamaki/AFP Photo)

Protesters erect new barricades in Kiev on February 20, 2014. Armed protesters stormed police barricades in Kiev on Thursday in renewed violence that killed at least 26 people and shattered an hours-old truce as EU envoys held crisis talks with Ukraine's embattled president. Bodies of anti-government demonstrators lay amid smouldering debris after masked protesters hurling Molotov cocktails and stones forced police from Kiev's iconic Independence Square – the epicentre of the ex-Soviet country's three-month-old crisis. (Photo by Louisa Gouliamaki/AFP Photo)

Anti-government protesters detain a policeman (2nd L) during clashes in the Independence Square in Kiev February 20, 2014. Ukrainian anti-government protesters are holding 67 policemen hostage in the capital, the country's interior ministry said on Thursday. Earlier the ministry said “Berkut” riot policemen had been armed with combat weapons, an attempt to regain control of violent protests in which at least 50 people have died since Tuesday. (Photo by Yannis Behrakis/Reuters)

Protestors inspect damage caused by recent anti-government protests on Independence Square following recent clashes in Kiev, Ukraine, on Thursday, February 20, 2014. Violence is escalating in the country of 45 million as the Russian-backed leader's security service conducts a nationwide anti-terrorism operation to end the three-month uprising. (Photo by Vincent Mundy/Bloomberg)

Protester carries bottles during the clashes with police in Independence square in Kiev, on February 20, 2014. (Photo by Jeff J. Mitchell/Getty Images)

Anti-government protesters continue to clash with police in Independence square, despite a truce agreed between the Ukrainian president and opposition leaders on February 20, 2014 in Kiev, Ukraine. After several weeks of calm, violence has again flared between police and anti-government protesters, who are calling for the ouster of President Viktor Yanukovych over corruption and an abandoned trade agreement with the European Union. (Photo by Jeff J. Mitchell/Getty Images)

Protesters escort a “captured” policeman near Independence square in Kiev on February 20, 2014. (Photo by Louisa Gouliamaki/AFP Photo)

Protesters carry a wounded protester during clashes with police, after gaining new positions near the Independence square in Kiev, on February 20, 2014. (Photo by Louisa Gouliamaki/AFP Photo)

A protester throws a petrol bomb as he stands behind barricades during clashes with police in Kiev, on February 20, 2014. (Photo by Bulent Kilic/AFP Photo)

Protesters walk and stand near a burning bus at the Institutskaya Street close to the central Independence Square in Kiev on February 20, 2014. (Photo by Dmitry Serebryakov/AFP Photo)

People pass through Independence Square, the epicenter of the country's current unrest, Kiev, Ukraine, Thursday, February 20, 2014. (Photo by Efrem Lukatsky/AP Photo)

People pass stones to each other to use in attacks against police, during clashes with riot police in Kiev's Independence Square, the epicenter of the country's current unrest, Thursday, February 20, 2014. (Photo by Efrem Lukatsky/AP Photo)

People look at protesters who were killed in clashes with police in Kiev's Independence Square, the epicenter of the country's current unrest, Kiev, Ukraine, Thursday, February 20, 2014. (Photo by Efrem Lukatsky/AP Photo)

People look at a bullet hole in victim's vest who was killed during a clash between riot police and protesters in Kiev's Independence Square, the epicenter of the country's current unrest, Thursday, February 20, 2014. (Photo by Efrem Lukatsky/AP Photo)

Activists and priests pay respects to protesters who were killed in clashes with police, a flag held by one activist reads “For Ukraine” in Kiev's Independence Square, the epicenter of the country's current unrest, Kiev, Ukraine, Thursday, February 20, 2014. Fierce clashes between police and protesters in Ukraine's capital have shattered the brief truce Thursday and an Associated Press reporter has seen dozens of bodies laid out on the edge of the protest encampment. (Photo by Efrem Lukatsky/AP Photo)

Activists carry a dead protester during clashes with police in Kiev's Independence Square, the epicenter of the country's current unrest, Kiev, Ukraine, Thursday, February 20, 2014. (Photo by Efrem Lukatsky/AP Photo)

Activists evacuate a wounded protester during clashes with police in Kiev's Independence Square, the epicenter of the country's current unrest, Kiev, Ukraine, Thursday, February 20, 2014. (Photo by Efrem Lukatsky/AP Photo)

Activists carry car tires in Kiev's Independence Square, the epicenter of the country's current unrest, Thursday, February 20, 2014. (Photo by Sergei Chuzavkov/AP Photo)

Activists pay respects to protesters killed in clashes with police, in Kiev's Independence Square, the epicenter of the country's current unrest, Thursday, February 20, 2014. Fierce clashes between police and protesters, some including gunfire, shattered a brief truce in Ukraine's besieged capital Thursday, killing numerous people. The deaths came in a new eruption of violence just hours after the country's embattled president and the opposition leaders demanding his resignation called for a truce and negotiations to try to resolve Ukraine's political crisis. (Photo by Sergei Chuzavkov/AP Photo)

Activists reinforce the barricades in Kiev's Independence Square, the epicenter of the country's current unrest, Thursday, February 20, 2014. (Photo by Sergei Chuzavkov/AP Photo)

Activists pay respects to protesters killed in clashes with police, in Kiev's Independence Square, the epicenter of the country's current unrest, Thursday, February 20, 2014. (Photo by Sergei Chuzavkov/AP Photo)

An anti-government protester scans an area behind barricades on the outskirts of Independence Square in Kiev, Ukraine, Thursday, February 20, 2014. (Photo by Marko Drobnjakovic/AP Photo)

Anti-government protesters crowd the Independence Square in Kiev, Ukraine, Thursday, February 20, 2014. (Photo by Marko Drobnjakovic/AP Photo)

An anti-government protester who sustained a gun shot wound is being carried away to safety on the outskirts of Independence Square in Kiev, Ukraine, Thursday, February 20, 2014. (Photo by Marko Drobnjakovic/AP Photo)

An Orthodox priest talks on the phone as anti-government protesters pause on a barricade on the outskirts of Independence Square in Kiev, Ukraine, Thursday, February 20, 2014. (Photo by Marko Drobnjakovic/AP Photo)

Anti-government protesters light petrol bombs on the outskirts of Independence Square in Kiev, Ukraine, Thursday, February 20, 2014. (Photo by Marko Drobnjakovic/AP Photo)

Anti-government protesters get ready to throw petrol bombs on the outskirts of Independence Square in Kiev, Ukraine, Thursday, February 20, 2014. (Photo by Marko Drobnjakovic/AP Photo)

Anti government demonstrators carry a wounded comrade during clashes with riot police on the Independence square in Kiev, on February 20, 2014. (Photo by Yevgeny Maloletka/EPA)

Anti-government protesters carry an injured man on a stretcher after clashes with riot police in the Independence Square in Kiev, on February 20, 2014. (Photo by Yannis Behrakis/Reuters)

Riot police fire at anti government demonstrators on the Independence square in Kiev, on February 20, 2014. (Photo by Yevgeny Maloletka/EPA)

A dead body is seen on the ground after violence erupted in the Independence Square in Kiev February 20, 2014. Ukrainian protesters seized back Kiev's Independence Square in fresh clashes with riot police on Thursday that left several injured and possibly two demonstrators dead. (Photo by David Mdzinarishvili/Reuters)