South Africa's Van Zyl, Jackson of the U.S. and South Africa's Fredericks compete in the men's 400m hurdles...
South Africa's L.J. Van Zyl (L), Bershawn Jackson of the U.S. and South Africa's Cornel Fredericks (R) compete in the men's 400m hurdles at the IAAF Diamond League athletics meet in Doha May 6, 2011. REUTERS/Fadi Al-Assaad (QATAR - Tags: SPORT ATHLETICS)