BEIJING - AUGUST 10:  Michael Phelps of the United States competes in the Men's 400m Individual Medley Final event held at the National Aquatics Center during day 2 of the Beijing 2008 Olympic Games on August 10, 2008 in Beijing, China. Michael Phelps of the United States finshed the race first in a time of 4:03:84, a new World Record. Getty Images logo Getty Images 15 months ago

BEIJING - AUGUST 10: Michael Phelps of the United States competes in the Men's 400m Individual Medley Final event held at the National Aquatics Center during day 2 of the Beijing 2008 Olympic Games on August 10, 2008 in Beijing, China. Michael Phelps of the United States finshed the race first in a time of 4:03:84, a new World Record.