The American record-holder says it was her farewell to high-level marathons.
The Kenyan broke the race wide open from the start.
Priscah Jeptoo and Tsegaye Kebede are the newly crowned champions.
Thousands enjoy inaugural event.
Geleta Burka wins a tight women's race in 15:26.
Kenyan Gladys Cherono takes the women's race.
The two-time Olympian is ready for her second Carlsbad 5000 on Sunday.
The 23-year-old Ethiopian will have his hands full on Sunday.
Photo Credit: Mario Cantu