DAEGU, SOUTH KOREA - SEPTEMBER 01: (L-R) Cherono Koech of Kenya Emma Jackson of Great Britain, Caster Semenya of South Africa, Alice Schmidt of United States and Tintu Luka of India compete in the ... more 
DAEGU, SOUTH KOREA - SEPTEMBER 01: (L-R) Cherono Koech of Kenya Emma Jackson of Great Britain, Caster Semenya of South Africa, Alice Schmidt of United States and Tintu Luka of India compete in the women's 800 metres heats during day six of the 13th IAAF World Athletics Championships at the Daegu Stadium on September 1, 2011 in Daegu, South Korea. (Photo by Chris McGrath/Getty Images) less 
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Getty Images | Photo By Chris McGrath / Getty Images
Thu, Sep 1, 2011 12:57 AM EDT