Usain Bolt wins 100m gold by one-hundredth of a second

Usain Bolt rode to the rescue of his beleaguered sport once again as he dashed Justin Gatlin’s hopes of 100 metres gold at the World Championships in Beijing.

The Jamaican lived up to his billing as the saviour of athletics as he held off the challenge of two-time drug cheat Gatlin to win in 9.79 seconds.