Japanese superstar Yuki Kawauchi also taking part.
Kenenisa Bekele's younger brother defeats the Kenyans in Brazil.
Defending champion Matthew Kisorio leads a loaded lineup.
Ben True was the first American to cross the line in fifth place.
Ryan Hall leads the way for the Americans.
Young Kenyan runs away from a loaded men’s field at ING Rock ‘n’ Roll Philadelphia Half Marathon. Written by: Mario
Scope out the pre-race scene along with a few shots of the top finishers from this morning’s ING Rock ‘n’ Roll
Both event records fall in City of Brotherly Love on Sunday morning. Kenya’s Matthew Kisorio and Ethiopia’s Mesert Defar wrote
Solinsky, Tegenkamp aiming to be first Americans to go under 13:00 on U.S. soil. Attendance at last weekend’s U.S. Track & Field