Chuck Schilken
His unofficial time of 2 hours, 5 minutes and 52 seconds shattered the previous record of 2:07:14, set by four-time winner Robert Kipkoech Cheruiyot (unrelated) in 2006.
Tekeste Kebede of Ethiopia was second, finishing 91 seconds behind Cheruiyot, followed by last year's winner Deriba Merga of Ethiopia and Americans Ryan Hall and Meb Keflezighi.
Teyba Erkesso of Ethiopia won the women's race in an unofficial time of 2:26:11, three seconds better than Tatyana Pushkareva of Russia in the third-closest women's finish in event history.