A pro-European protester swings a metal chain during clashes with riot policemen in Kiev

A pro-European protester swings a metal chain during clashes with riot policemen in Kiev January 22, 2014. The European Union threatened on Wednesday to take action against Ukraine over its handling of anti-government protests after three people died during violent clashes in Kiev. REUTERS/Gleb Garanich (UKRAINE – Tags: POLITICS CIVIL UNREST)