23 June 2012 Last updated at 19:47 GMT

GB Olympic trials: Dwain Chambers thunders to 100m win

Dwain Chambers

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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.

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