Dutchwoman is looking for her first win at the race.
Both runners had been planning to run in New York City.
However, at 80 years of age, Ed Whitlock set a new age-group record.
Chebet's time was the fastest marathon of the year.
All eyes are on Vincent Kipruto.
Ethiopian-born Turk wins women’s 10,000 meters convincingly. Written by: David Monti (c) 2010 Race Results Weekly, all rights