Swimmer who won a bronze medal in the 100 meter freestyle at the 2012 Summer Olympics in London, and a gold medal in the same event at the 2007 World Championships.
He was not a great swimmer when he first started, as he had to repeat lessons as a child.
At the 2004 Olympics he was mistaken for a protestor, and beaten and arrested by riot police.
He married singer Nadina Hayden on August 19, 2012.
When he won his bronze medal in 2012, he finished slightly behind gold medal winner Nathan Adrian.