5 August 2012 Last updated at 21:06 GMT

Usain Bolt wins Olympics 100m gold in London

Bolt beats Blake to win 100m gold

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Jamaica's Usain Bolt wins the 100m at London 2012 in 9.63 seconds, a new Olympic record.

Compatriot Yohan Blake won silver with a time of 9.75 seconds, while American Justin Gatlin claimed bronze in 9.79.

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