Shalene Flanagan broke Mary Keitany's three-marathon streak
(Newser) -
Shalane Flanagan dethroned Mary Keitany on Sunday and became the first American woman to win the New York City Marathon since 1977, potentially ending her decorated career with her first major marathon victory, the AP reports. Keitany had won three straight New York marathons, but Flanagan pulled away from the...