IN WORLD RECORD, BOLT TRIUMPHED OVER AIR

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PARIS, France: Scientists on Friday said Usain Bolt performed a feat of biomechanics when he ran 100m in a record 9.58sec at the 2009 World Championships in Berlin. Crossing the line in a time that is still a world record meant Bolt had to muster “truly extraordinary” power and energy to overcome exceptional drag, they said.

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