USA's Michael Phelps is congratulated by his mother and sister after the US team received their medals for the Men's 4x100M Medley, setting a world record of 3:29.34, at the National Aquatic Center (Water Cube) during the 2008 Summer Olympics in Beijing, China, on August 17, 2008. Phelps set the world record for medals in a single Olympics with 8, passing Mark Spitz. (UPI Photo/Roger L. Wollenberg)