Angelo Taylor of the United States competes in the Men's 400m Hurdles Heats on Day 7 of the London 2012 Olympic Games at Olympic Stadium on August 3, 2012 in London, England. (Photo by Michael Steele/Getty Images)
LONDON -- All three Americans advanced to semifinals of the men's 400-meter hurdles as track and field opened today at the London Olympics.
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Puerto Rico's Javier Culson, this year's world leader and gold-medal favorite, ran the fastest heat of 48.33 seconds.
The United States' Kerron Clement, the 2008 Olympic silver medalist and 2009 world champion, was second in Culson's heat in a season best of 48.48 - also second overall.
Michael Tinsley, a former NCAA champion at Jackson State, won the second of six heats in 49.19. Angelo Taylor, of Decatur, Ga., the Olympic gold medalist in 2000 and 2008, won the fifth heat in 49.29.
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Great Britain's Dai Greene was also a heat winner in 48.98.
Semifinals are Saturday night and the final Monday.
(David Woods, The Indianapolis Star/USA Today)