The pair will take part in a relay at this weekend's race in the Czech capital.
Scroll through the photos below to see why the U.S. has more women’s depth than ever in the marathon. When it comes to fast women
It's been 29 years since an American woman finished first on Boylston Street.
The Kenyan politician is the favorite to win north of the border.
Wisconsin 10-year-old runs 1:37:15 for 13.1 miles.
Prague Half Marathon winner Joyce Chepkirui headlines the inaugural women's field.
The $66 billion company is committed to sponsoring and promoting the sport.
After more than a decade with Nike, Goucher inks a multi-year, shoe-only deal with the California-based company.
Ben True wins a stacked men's 5,000m; Molly Huddle runs second-fastest 10,000m ever for an American woman.
Chris McDougall's "Born to Run" was published five years ago this spring.