Ukrainian army tanks were reported to be launching an assault to break pro-Russian rebels' hold on the eastern city of Donetsk on Monday in the first major outbreak of hostilities in the area since Malaysia Airlines flight MH17 was shot down last week. A separatist leader said Ukrainian government forces were trying to break into Donetsk and fighting was under way near the railway station. Sergei Kavtaradze, of the rebels' self-proclaimed Donetsk People's Republic, said at least four tanks and armoured vehicles were trying to break through into the city. A Ukrainian military spokesman said the operation was in ... (full story)