Thu, 20 Aug. 2009 - 4:28 a.m. MT
South African teenager Caster Semenya came out of nowhere this year to dominate the women's 800m, winning the gold yesterday at the World Championships. But some question her gender.
http://www.nytimes.com/aponline/2009/08/20/world/AP-ATH-Worlds-Gender-Test.html