Athletics-Rupp, Dibaba claim Chicago Marathon victories

Oct 8 (Reuters) - Galen Rupp became the first American to win the Chicago Marathon in 15 years and Ethiopian Tirunesh Dibaba ran away with the women's race on Sunday. Olympic bronze medallist Rupp used his track speed to break open the men's race in the last 10 km to finish in two hours, nine minutes and 20 seconds. Defending champion Abel Kirui of Kenya was second in 2:09:48 with countryman Bernard Kipyego third in 2:10:23. Dibaba, a world record holder on the track, won her first marathon in 2:18.31. Kenya's Brigid Kosgei was a distant second in 2:20:22 with American Jordan Hasay third in 2:20:57. (Reporting by Gene Cherry in Salvo, North Carolina; Editing by Toby Davis)