Usain Bolt celebrates his 100m gold
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Usain Bolt keeps his 100m title with a new Olympic record

The world's fastest man, Usain Bolt, has retained his Olympic 100m title, recording the second quickest time in history.

It came after a day when Ben Ainslie and Andy Murray won two more golds for Britain

Katie Gornall reports.

  • 16 Jan 2013
  • From the section UK