Video: Usain Bolt beats Justin Gatlin in World Championships 200m final in Beijing

Usain Bolt jogged through the line beating his clenched fists against his chest as he defeated twice drugs cheat Justin Gatlin for the second time in a week

After beating American Gatlin in the 100m on Sunday, the Jamaican breezed to 200m victory in 19.55sec, the fastest time in the world this year and his quickest since winning gold at London 2012.

See video and pictures after the cut...

 Watch the race here