Usain Bolt wins 100m final in Olympic record time

Jamaica’s Usain Bolt celebrates winning gold in the men’s 100-meter final during the athletics in the Olympic Stadium at the 2012 Summer Olympics, London, Sunday, Aug. 5, 2012. (AP Photo/David J. Phillip)

LONDON—Jamaica’s Usain Bolt won the Olympic 100m final here Sunday, defending his title with the second fastest time in history.

Bolt swept across the line in a new Olympic record of 9.63sec, pipping compatriot and world champion Yohan Blake who took silver with Justin Gatlin of the United States third.

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