Jeptoo won the race in 2:18:56, seven minutes, 29 seconds ahead of her winning time from a year ago. Besides last year, the 33-year-old also won the race in 2006.
Jeptoo broke away from the pack after the 22nd mile and then proceeded to blow the group away. At mile 24, she ran an unbelievable 4:48 split.
Ethiopian Buzunesh Deba finished second in a blistering 2:19:59.
American Shalane Flanagan thrilled the massive crowds by leading for most of the race.
The Marblehead native was in the lead up to the 30K mark, but then slowly faded from the lead pack that included Ethiopians Mare Dibaba, Meselech Malkamu, Buzunesh Deba, and Kenyan Jemima Jelegat Sumgong.
An American woman has not won the race since Lisa Larsen-Weidenbach did it in 1985.
-More to follow
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