Following the crisis in Ukraine and Russia's involvement in Syria, the world is closer to superpower confrontation than at any time since the end of the Cold War.  Now, a war room of senior former British military and diplomatic figures comes together to war-game a hypothetical 'hot war' in eastern Europe, including the unthinkable - nuclear confrontation.  The fictional news is read throughout by Zeb Soanes.

Broadcast on BBC TWO - Wednesday 3rd Feb 21.00, 23.15, Thursday 4th Feb 23.15