Jamaican sprinter Usain Bolt bagged gold in the 2012 London Olympics in men's 100-metre race as he set an Olympic record of-

  • 10.23 seconds
  • 9.93 seconds
  • 9.63 seconds
  • 9.33 seconds
  • 9.23 seconds
Jamaican sprinter Usain Bolt bagged gold in the 2012 London Olympics in men's 100-metre race as
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