Forever revered among marathoners, Boston Billy's legacy began 40 years ago this spring.
The NC State alumni will be a favorite in the half marathon.
He's run the historic race for 47 consecutive years.
After a blazing U.S. Half Marathon Championship, Estrada seeks a record-setting time at the Carlsbad 5000.
Against a fast field, the Olympic champion is shooting for the top of the podum.
Last year's top American is dreaming big for this year's 5K.
The 31-year-old American will face a tough field in Sunday's Rock ‘n’ Roll Arizona Half Marathon.
The Colorado resident could leave San Antonio this weekend with some extra cash.
The Kenyan native's running roots took hold during a car ride from a stranger when she was 19.