UKRAINE-RUSSIA-CRISIS-POLITICS

Pro-Russia supporters applaud next to a militiaman holding a club and a shield during the storming of the regional police building in the eastern Ukrainian city of Horlivka (Gorlovka), near Donetsk, on April 14, 2014.About 100 pro-Russia protesters armed with bats and rocks stormed a police station in the east Ukrainian town of Horlivka on April 14, smashing its windows and grabbing metal shields from police. Ukraine's interim president on April 14 made a dramatic about-face aimed at defusing tensions in the separatist east by backing a national referendum on turning the ex-Soviet republic into a federation with broader regional rights. AFP PHOTO/ ALEXEY KRAVTSOV (Photo credit should read ALEXEY KRAVTSOV/AFP via Getty Images)