Ukrainian separatist leader Denis Pushilin said on Saturday six rebels had been killed while trying to collect the bodies of comrades who had died under Ukrainian army fire earlier this week close to Donetsk airport. Ukrainian forces regained control of the airport in the east of the country on Monday, killing at least 50 separatists, after a Sunday presidential election which gave billionaire Petro Poroshenko an overwhelming victory. It was the first time the Ukrainian side had...