BEIJING - AUGUST 20: Melaine Walker (C) of Jamaica wins against (L-R) Anna Jesien of Poland, Tiffany Ross-Williams of the United States, Tasha Danvers of Great Britain, Sheena Tosta of the United States and Anastasiya Rabchenyuk of Ukraine in the Women's 400m Hurdles Final at the National Stadium during Day 12 of the Beijing 2008 Olympic Games on August 20, 2008 in Beijing, China. (Photo by Adam Pretty/Getty Images)