Mary Cain announced last week that she was turning professional.
Deena Kastor and Meb Keflezighi will support the organization as ambassadors.
The new Boston-based training group will be made up of elite level U.S. athletes.
The "City of Angels" is one of three finalists.
Finishing times are going the wrong way among younger athletes.
American runners had a good showing last week in Moscow!
The American record-holder says it was her farewell to high-level marathons.
The California resident steps up her final preparations with a marvelous time at the TD Beach to Beacon 10-K last weekend.
It's the deepest American field in the 16-year history of the race.
Check out these great shots from the 16th annual race!