The 41-year-old wants to lower the women’s half marathon masters world record.
The Americans will go against a strong international field at the Rock 'N' Roll Philadelphia Half Marathon.
The race will mark Goucher’s return to New York following her Big Apple debut in 2008.
The 33-year-old has her eyes on Deena Kastor's 2:19:36 mark.
Two of America's most popular marathoners join an already stellar field of athletes.
Kastor and his wife Deena own the California club that boasts a strong professional lineup.
The 29-year-old broke the American record with a time of 31:37.
Huddle is the first American to win the New York Mini 10K since 2004.
The race around Central Park will take place June 14.
An evening of celebrating Jim Ryun and the mile was capped by a pair of sub-4-minute showings in San Diego.