Episode Detail: 2008 Summer Olympics:Swimming, track and field, women's water polo (U.S. vs. Russia) - 2008 Summer Olympics
The starting gun goes off for 10 days of track and field, headlined by speedsters Tyson Gay and Usain Bolt in 100m preliminaries. Also: the world-champion U.S. women's water-polo team ends group play against Russia; and swimming.