Olympics 2012: Jamaican commentary on Usain Bolt's gold
Watch Usain Bolt storm to a 100m victory with Jamaican commentary.
Bolt, who successfully defended his 100m crown won with a time of 9.63 seconds, a new Olympic record.
Compatriot Yohan Blake won silver with a time of 9.75secs, while American Justin Gatlin claimed bronze in 9.79secs.
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