Ukrainian businessman, politician and presidential candidate Petro Poroshenko gestures as he speaks to supporters at his election headquarters in Kiev May 25, 2014. Billionaire Petro Poroshenko claimed Ukraine’s presidency on Sunday after exit polls gave him an absolute majority in a first round of voting and, vowing to end a conflict with pro-Russian rebels, he pledged to align his country with Europe. REUTERS/Gleb Garanich (UKRAINE — Tags: POLITICS ELECTIONS)