Olympic gymnastics | McKayla Maroney wins silver

Team USA’s McKayla Maroney twists through the air as she competes in the artistic gymnastics women’s vault final at the London 2012 Olympic Games.  (Quinn Rooney / Getty Images)

U.S. gymnast McKayla Maroney falls to the mat on her dismount from the vault apparatus.   (Quinn Rooney / Getty Images)

Coach Arthur Akopyan tries to console McKayla Maroney after she fell on her dismount from the vault at the London 2012 Olympics. For the record: An earlier version of this caption said coach Yin Alvarez tries to console McKayla Maroney.  (Ronald Martinez / Getty Images)

Romania’s Sandra Raluca Izbasa flies off the vault during the event final. She won a gold medal for her performance.  (Ben Stansall / AFP/Getty Images)

After winning the gold medal in the women’s vault finals, Romanian gymnast Sandra Raluca Izbasa, right, hugs U.S. gymnast McKayla Maroney, who fell during a vault and slipped to silver.   (Quinn Rooney / Getty Images)