Eliud Kipchoge crosses the finish as the men's winner of the 2014 Bank of America Chicago Marathon on October 12, 2014 in Chicago, Illinois.
Eliud Kipchoge on Sunday stunned a strong field to win the Chicago Marathon in 2:04:11 while Rita Jeptoo defended her title with a time of 2:24:35
Kipchoge led Sammy Kitwara (second) and Dickson Chumba (third) in a Kenyan 1-2-3 finish.
It was only the fourth marathon start for 29-year-old Kipchoge, who took 5,000-meter silver at the 2008 Beijing Olympics and bronze four years earlier at Athens and captured a 2003 world title at the distance.
Kipchoge won his marathon debut last year at Hamburg.
Jeptoo finished ahead of Mare Dibaba of Ethiopia and compatriot Florence Kiplagat, giving her four marathon triumphs in a row.
She completed double marathon wins in the same year at Boston and Chicago for the second year in a row.