Usain Bolt World Record 9.72 100m
Usain Bolt sets a new World Record of 9.72 seconds in the 100 meters at the Reebok Grand Prix on May 31, 2007 in New York
Usain Bolt - 9.77 Ostrava Grand Prix 2009
Usain Bolt wins in 9.77 seconds with a 2.1m/s tailwinbrd