due to injuries. In 2007, he broke  Don Quarrie 's 200 m  Jamaican record  with a run of 19.75 s. His 2008 season began with his first  world record  performance—a  100 m world record  of 9.72 s—and culminated in world and  Olympic records  in both the 100 m and 200 m events at the  2008 Beijing Summer Olympics