TO GO WITH AFP STORY BY OLGA NEDBAEVA AND OLEKSANDR SAVOCHENKO A picture taken on May 25, 2014, shows Ukrainian presidential candidate Petro Poroshenko and his wife Marina posing as they vote in the presidential election in a polling station in Kiev.Western-backed tycoon Petro Poroshenko vowed on June 7, 2014 to avert civil war and mend ties with Russia after being sworn in as Ukraine's fifth post-Soviet president with the nation facing disintegration and economic collapse. Poroshenko took the oath of office one day after holding his first meeting with Russian President Vladimir Putin since a May 25 election victory entrusted him with taming a bloody crisis that has shaken the post-Cold War order and redrawn Europe's map. AFP PHOTO/ SERGEI SUPINSKY
ФОТО: SERGEI SUPINSKY/AFP