obviously a point we will investigate. to explain for i am speaking from, i am not at the train station in lviv, which is a kind of hub for all those escaping conflict from the east of the country, some of them have stories to tell, fighting back tears as they separate from family members —— i am at the train station. for an overview of what's happening, let's go tojohn donnison. increasingly, ukraine's eastern cities are in ruins. kramatorsk one of the latest towns to come under heavy russian bombardment. the un says it's confirmed more than 840 civilians have so far been killed across the country, but says the actual figure is likely far higher. this is the latest satellite picture, the theatre in the southern city of mariupol, bombed by russia on wednesday. four days on, officials say hundreds are still trapped in the basement but reports of fighting nearby are hampering rescue efforts.