Chernobyl: Minute by Minute

In the heart of the Soviet Union, amidst Cold War isolation and political tension, a routine test gone awry would have irreversible consequences.
The explosion of Reactor number 4 at the Chernobyl Power plant in Ukraine would go down in history as the worst nuclear disaster... ever.
The aftermath was a scene of chaos and destruction as radiation and panic spread rapidly. But what led to this catastrophic event?And how was an attempted cover-up carried out?Find out as we recount those moments...minute by minute.