Last Updated: Tuesday, August 7, 2012, 12:07
Usain Bolt begins a highly anticipated 200m title defence at the London Olympics on Tuesday.
Last Updated: Tuesday, August 7, 2012, 11:21
More than 20 million viewers watched Jamaican sprinter Usain Bolt’s glorious victory in the men`s 100 metre final, marking the highest audience in live sporting action so far in the London Olympics 2012.
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