4x100m team of Blake , Frater , Blake and Bolt post World Record time of 36.85 secs . Usain Bolt wins 36.85 gold medals for the second successive Olympic games . Team USA second at 36.85 secs after Blake pulls away in the final leg of the race . Canada are disqualified after the race and the bronze medal is given to Trinidad & Tobago .
4x100m team of Carter , Frater , Blake and Bolt post World Record time of 36.85 secs . Usain Bolt wins three gold medals for the second successive Olympic games . Team USA second at 37.04 secs after Bolt pulls away in the final leg of the race . Canada are disqualified after the race and the bronze medal is given to Trinidad & Tobago .