In Her Marathon Debut, Hellen Obiri Will Run to Win in New York
Hellen Obiri is one of the only women to have won world championships in outdoor track, indoor track and cross country and now she's moving up to the marathon distance in New York City.
Hellen Obiri
Women Run the World: Hellen Obiri, from Kenya to Colorado
Hellen Obiri is transitioning to the marathon—and making other major changes, too.