LONDON- Tigst Assefa of Ethiopia broke her own women's only world record in winning the London Marathon on Sunday.

The 29-year-old pulled away from Kenyans Hellen Obiri and Joyciline Jepkosgei down the home stretch to cross the finish line in two hours 15 minutes and 41 seconds, beating the record of 2:15.50 she set last year in London.

Obiri was second in 2:15.53, while Jepkosgei took the bronze in 2:15.55.

(Reporting by Lori Ewing in Manchester;Editing by Elaine Hardcastle)