(L-R) Dawn Harper of U.S., Brigitte Foster-Hylton of Jamaica , Priscilla Lopes-Schliep of Canada and Damu Cherry of U.S. compete in the women's 100 metres hurdles final during the IAAF World Athletics Final at Kaftazoglio Stadium in Thessaloniki September 12, 2009. REUTERS/Yiorgos Karahalis (GREECE SPORT ATHLETICS)