Atsede Baysa came from behind—way behind—to win the Boston Marathon on Monday. She hung close to the lead pack for about half the race, then fell back—by as many as 37 seconds—before running a 5K split of 16:43 between 35K and 40K. That enabled the 29-year-old Ethiopian to take a lead she would never relinquish. A look at Baysa's race:
