Bolt wins latest Powell duel
Usain Bolt proved he is back on top form by beating rival Asafa Powell in the 100 metres final at the Jamaica National Championships.
Bolt rules out three-race defence
Usain Bolt has ruled out running for three individual golds at the 2012 London Games.
Bolt won't halt record goals
Usain Bolt insisted he will not take his eye off breaking more records after 2008 saw him claim three gold medals at the Olympic Games.
Gay pulls out of historic event
World champion Tyson Gay will miss out on competing in one of the strongest 100 metres lineups ever assembled for a Golden League event.
Lightning Bolt claims gold
Jamaica's Usain Bolt has won 100 metres gold at the Beijing Olympics in a world record time of 9.69 seconds.
Gay runs fastest-ever 100m
World 100 metres champion Tyson Gay ran 9.68 seconds in the US Olympic trials but he will not be credited with the world record.
Bolt is fastest man on Earth
Jamaican sprinter Usain Bolt has broken the 100 metres world record at a meeting in New York.
Gay completes sprint treble
Tyson Gay has completed a sprint treble at the world athletics championships by claiming gold in 4x100m with the US sprint relay team.
Gay wins world sprint title
Tyson Gay has won the 100 metres at the world athletics championships in Osaka, Japan.