Lokedi stretched her lead over the final mile, and Obiri’s patented kick never came, as Lokedi pulled off the upset in a course-record time of 2:17:22.

A field of 30,000 athletes are participating in the annual rite of spring known as the Boston Marathon today. The 129th edition of the race, an annual fixture on the Patriots Day holiday, began shortly after 9 a.

(Reuters) -Kenyan John Korir overcame a tumble near the starting line to win the Boston Marathon on Monday, finishing in two hours four minutes and 45 seconds, while his compatriot Sharon Lokedi denied Hellen Obiri a third straight title in a course record.