In 2012, they become the first team on men's side to retain the olympic title.

During his career, he won world and Olympic titles.

But now, at 23, she had struggled in trying to decide whether she wanted to keep swimming and defend her Olympic titles this fall.

She suffered a knee injury in 2012 and missed the opportunity to defend her Olympic title.

No male American gymnast has won an Olympic all-around title.

He won more Olympic titles and World championships than any other fencer in the history of the sport.

She became the first ever woman to defend her Olympic title in weightlifting.

To win a world or Olympic title, a quad jump is a necessity.

No wonder she has no interest in returning to the ice to defend her Olympic title.

By the end of the competition, she was holding two Olympic titles.