GB Olympic trials: Dwain Chambers thunders to 100m win
Watch the UK trials 100m final which Dwain Chambers won, with Adam Gemili in second.
On 3 July, Chambers was named in Team GB's athletics squad for the Olympic Games in London.
The 34-year-old can compete after the British Olympic Association policy of lifetime bans for drug cheats was overturned.
Available to UK users only.