2014-09-21T000000Z_2016475738_GM1EA9M06GR01_RTRMADP_3_UKRAINE-CRISIS

Photo: A driver sits inside a bus during an exchange of prisoners-of-war (POWs) near Donetsk, eastern Ukraine, September 21, 2014. The two sides, that of the government forces and the pro-Russian separatists, are exchanging POWs under the terms of the current ceasefire. Credit: REUTERS/Marko Djurica

Photo: A driver sits inside a bus during an exchange of prisoners-of-war (POWs) near Donetsk, eastern Ukraine, September 21, 2014. The two sides, that of the government forces and the pro-Russian separatists, are exchanging POWs under the terms of the current ceasefire. Credit: REUTERS/Marko Djurica