Russian troops were battling into a major Donbas city today as a confidential UK report revealed the Kremlin’s army could collapse amid massive losses. A secretive analysis of the invasion says Russian President Vladimir Putin believes losses of 30,350 troops so far are a “price worth paying” for a small victory in Ukraine. But the new report - seen by senior UK government officials and written by a top UK analyst on Russia warns Putin’s blood sacrifice may be a step too far for his troops. Today Moscow’s troops entered the city of Sievierodonetsk sparking fierce fighting in the ruins...