U.S. gymnast McKayla Maroney performs on the vault during the Artistic Gymnastic women's team final at the 2012 Summer Olympics.
Olympic Gymnastics Champions Injured
Alight: Fireworks explode into the London night sky as the Olympic closing ceremony comes to a spectacular end
United States' Kobe Bryant, right, pushes off Argentina's Carlos Delfino on a drive to the basket during a men's semifinals basketball game at the 2012 Summer Olympics, Friday, Aug. 10, 2012, in London.
US forward LeBron James is pictured during the London 2012 Olympic Games men's semifinal basketball game between Argentina and the US at the North Greenwich Arena in London on August 10, 2012.
nited States' women's 4 x 100-meter relay team members from left, United States' Allyson Felix, Carmelita Jeter, Bianca Knight, and Tianna Madison pose with their national flag after their gold medal win during the athletics in the Olympic Stadium at the 2012 Summer Olympics, London, Friday, Aug. 10, 2012. The United States relay team set a new world record with a time of 40.82 seconds.(AP Photo/Anja Niedringhaus)
Pointing the baton at the clock showing the world-record time of 40.82 seconds, Carmelita Jeter anchored the United States on Friday night to its first Olympic gold medal in the women's 4x100-meter relay since 1996.
U.S. midfielder Carli Lloyd scores two goals to give the Americans their third consecutive gold medal in women’s soccer.
United States' Michael Phelps wins the silver medal in the men's 200m butterfly.