Usain Bolt captures first Olympic sprint double-double . I 'm pretty confident with the horse , '' she said . The Jamaican sprinter won gold in the 100 meters and 200 meters, setting a new world record of 9.58 seconds for both events. U.S. women 's basketball , volleyball teams advances to gold medal matches . Team GB 's flyweight Nicola Adams takes the first ever women 's Olympic boxing gold medal .
Usain Bolt captures first Olympic sprint double-double . The Jamaican sprinter won gold in the 100 meters and 200 meters, setting a new world record of 9.58 seconds for both events. U.S. women 's basketball , volleyball teams advances to gold medal matches . Team GB 's flyweight Nicola Adams takes the first ever women 's Olympic boxing gold medal .