Киев

Riot police gather to remove a barricade set up by supporters of EU integration in Kyiv, Dec. 9, 2013.

Ukrainian army vehicles drive through the fields of Debaltseve as fighting intensifies between government and rebel forces for control of this key railway hub, eastern Ukraine, Feb. 2, 2015.

Interior Ministry personnel block a street during a gathering of supporters of EU integration in Kyiv, Dec. 9, 2013.

Protesters supporting EU integration occupy city hall in Kyiv, Dec. 9, 2013.

A young man stands on barricades defended by Pro-European Union activists next to government buildings in Kyiv, Dec. 9, 2013.