• Bolt, Gatlin, Powell & Gay advance to 100m semi finals
Favorites for gold Usain Bolt, Justin Gatlin, Asfa Powell & Tyson Gay advanced to 100m semi finals.
Former world record holder Asafa Powell won the heat 1 in 9.95 seconds.
American Gatlin posted the fastest time of the day by winning heat 6 in 9.83 seconds. Tyson Gay posted the slowest winning time of of 10.11 in heat 2.
Defending champion Usain Bolt closed the session by taking the final heat 7 with a time of 9.96 seconds.