Walker of Jamaica Rabchenyuk of Ukraine and Antyukh of Russia compete during the women's 400 meters hurdles...
(L to R) Melaine Walker of Jamaica, Anastasiya Rabchenyuk of Ukraine and Natalya Antyukh of Russia compete during the women's 400 meters hurdles semifinal second heat at the IAAF World Championships in Daegu, August 30, 2011. REUTERS/Michael Dalder (SOUTH KOREA - Tags: SPORT ATHLETICS)