In pictures: Graphic images from Ukraine's violent clashes
Anti-government protesters carry an injured man on a stretcher in Independence Square in Kiev February 20, 2014.DAVID MDZINARISHVILI/Reuters
ATTENTION EDITORS - VISUAL COVERAGE OF SCENES OF INJURY OR DEATH - A wounded protester is rushed to a vehicle following violence in Independence Square in Kiev February 20, 2014.KONSTANTIN CHERNICHKIN/Reuters
Injured men receive medical assistance in Independence Square in Kiev February 20, 2014.VASILY FEDOSENKO/Reuters
Anti-government protesters clash with riot police in Kiev's Independence Square, the epicentre of the country's current unrest, on Feb. 18, 2014. Thousands of police armed with stun grenades and water cannons attacked a large opposition camp in Ukraine's capital on Tuesday that has been the center of nearly three months of anti-government protests after at least nine people were killed in street clashes.EFREM LUKATSKY/The Associated Press
An anti-government protester runs during clashes with riot police in Kiev's Independence Square, the epicenter of the country's current unrest, Kiev, Ukraine, Tuesday, Feb. 18, 2014.EFREM LUKATSKY/The Associated Press
Interior Ministry members take cover behind shields during clashes with anti-government protesters in Kiev on Feb. 18, 2014.KONSTANTIN CHERNICHKIN/Reuters
A masked protester is seen in front of a burning truck duing clashes with police in Kiev on Feb. 18, 2014.KONSTANTIN CHERNICHKIN/Reuters
Interior Ministry members take cover behind shields during clashes with anti-government protesters in Kiev on Feb. 18, 2014.KONSTANTIN CHERNICHKIN/Reuters
Interior Ministry members take cover behind shields during clashes with anti-government protesters in Kiev on Feb. 18, 2014.KONSTANTIN CHERNICHKIN/Reuters
Protesters throw stones during clashes with police in Kiev on Feb. 18, 2014.KONSTANTIN CHERNICHKIN/Reuters
Protesters carry an injured person during clashes with police in Kiev on Feb. 18, 2014KONSTANTIN CHERNICHKIN/Reuters
Riot police stand near wounded people after clashes in central Kiev on Feb. 18, 2014.STRINGER/Reuters
Wounded people are seen after clashes with riot police in central Kiev on Feb. 18, 2014.VLAD SODEL/Reuters
Ukraine's opposition leader Arseniy Yatsenyuk, middle, addresses anti-government protesters during a rally in Kiev on Feb. 18, 2014. Ukrainian riot police advanced on the heart of 12-week-old protests against President Viktor Yanukovych on Tuesday.ANDREW KRAVCHENKO/Reuters
Anti-government protesters look on during clashes with riot police outside Ukraine's parliament in Kiev on Feb. 18, 2014.EFREM LUKATSKY/The Associated Press
An anti-government protester is engulfed in flames during clashes with riot police outside Ukraine's parliament in Kiev on Feb. 18, 2014.EFREM LUKATSKY/The Associated Press
An anti-government protester finds cover during clashes with riot police outside Ukraine's parliament in Kiev on Feb. 18, 2014.EFREM LUKATSKY/The Associated Press
A woman dressed in Ukrainian national clothes walks past a line of Interior Ministry members in Kiev on Feb. 18, 2014.KONSTANTIN GRISHIN/Reuters
An anti-government protester throws a Molotov cocktail during clashes with riot police outside Ukraine's parliament in Kiev on Feb. 18, 2014.SERGEI CHUZAVKOV/The Associated Press
An anti-government protester threatens riot police outside Ukraine's parliament in Kiev on Feb. 18, 2014.SERGEI CHUZAVKOV/The Associated Press
Riot police escort a man during clashes between anti-government protesters with Interior Ministry members in Kiev on Feb. 18, 2014.STRINGER/Reuters
A boy walks by a truck on fire during clashes between anti-government protesters and Interior Ministry members in Kiev on Feb.18, 2014.POOL/Reuters
An anti-government protester throw a stone during clashes with riot police outside Ukraine's parliament in Kiev on Feb. 18, 2014.EFREM LUKATSKY/The Associated Press
Riot police clash with anti-government protesters outside Ukraine's parliament in Kiev on Feb. 18, 2014.EFREM LUKATSKY/The Associated Press
Anti-government protesters clash with riot police in Kiev's Independence Square on Feb. 18, 2014.SERGEI CHUZAVKOV/The Associated Press
An anti-government protester gestures towards riot police during clashes in Independence Square in Kiev February 18, 2014.KONSTANTIN CHERNICHKIN/Reuters
An injured man is helped by anti-government protesters during clashes with riot police in Independence Square in Kiev on Feb. 19, 2014.DAVID MDZINARISHVILI/Reuters
Anti-government protesters take cover behind a temporary barricade during clashes with riot police at Independence Square in Kiev on Feb. 18, 2014.VASILY FEDOSENKO/Reuters
Fireworks explode near anti-government protester during clashes with riot police at Independence Square in Kiev on Feb. 18, 2014.VASILY FEDOSENKO/Reuters
A protester throws stones as a vehicle is on fire during clashes with police in Kiev February 18, 2014.KONSTANTIN CHERNICHKIN/Reuters
Anti-government protesters gather by the entrance as they attack an office of the pro-presidential Party of the Regions in Kiev, February 18, 2014.STRINGER/Reuters
A general view shows clashes at Independence Square in Kiev early February 19, 2014.VASILY FEDOSENKO/Reuters
Anti-government protesters gather near fires at a tent encampment during clashes with riot police in Independence Square in Kiev early February 19, 2014.VASILY FEDOSENKO/Reuters
A portrait of Ukrainian President Viktor Yanukovych burns near the destroyed building of the security service in Lviv February 19, 2014.STRINGER/Reuters
Anti-government protesters clash with riot police at Independence Square in Kiev February 19, 2014.VASILY FEDOSENKO/Reuters
Anti-government protesters are seen outside the destroyed district police department in Lviv February 19, 2014.STRINGER/Reuters
Anti-government protesters gather behind a barricade during clashes with Interior Ministry members and riot police in central Kiev February 18, 2014.STRINGER/Reuters
Anti-government protesters destroy cars near the building of the security service in Lviv February 19, 2014.STRINGER/Reuters
Anti-government protesters destroy a prosecutor's office in Lviv February 19, 2014.STRINGER/Reuters
Smoke rises above Independence Square where anti-government protesters are holding a rally in central Kiev February 19, 2014.STRINGER/Reuters
Interior Ministry officers walk in formation as smoke rises above Independence Square where anti-government protesters are holding a rally in central Kiev February 19, 2014.STRINGER/Reuters
Riot police officers rest around a fire near Independence Square where anti-government protesters hold a rally in Kiev February 19, 2014.STRINGER/Reuters
Anti-government protesters take cover behind shields as they gather in Independence Square in central Kiev February 19, 2014.DAVID MDZINARISHVILI/Reuters
A wounded protester is rushed to an ambulance following violence in Independence Square in Kiev February 20, 2014.KONSTANTIN CHERNICHKIN/Reuters
A wounded protester is attended following violence in Independence Square in Kiev February 20, 2014.KONSTANTIN CHERNICHKIN/Reuters