Description: At the 2000 Summer Olympics in Sydney, he was the winner of the men's 100 metres freestyle event as well as the men's 200 metres freestyle event. At the same Summer Olympics, he placed third (and thus won the bronze medal) at the men's 50 metres freestyle event.
At the 2004 Summer Olympics in Athens, he was the winner of the men's 100 metres freestyle event. He placed second (and thus won the silver medal) at the men's 200 metres freestyle event, also at the same Summer Olympics.