American Dathan Ritzenhein runs a strong race to finish third overall.
The four-time Olympian is confident heading into his 13.1-mile debut.
Five U.S. Olympians will take part. Event to be broadcast live locally on WABC-TV and nationally on ESPN3.
He expects to be at the level of rivals Mo Farah and Galen Rupp.
The three-time Olympian will also run the Shamrock Shuffle in April.
Competitive fields made for an exciting day of racing in St. Louis.
He's coached by Greg McMillan.
Ritzenhein, Jager, Bumbalough added to already solid field.
He paced his former high-school teammate for 12 miles.
We caught up with the newly-minted 2:07:47 marathoner.