No athletes have dropped out due to security concerns.
He was the surprise winner in the British capital last summer.
Distance runner explains an infamous workout that elite Kenyans do twice a week.
The Ugandan gold medalist is gearing up for the London Marathon.
Two-time world champion expects to break the mark in Moscow.
American Dathan Ritzenhein runs a strong race to finish third overall.
Expect some fast times in the Big Apple this weekend.
World Championships bronze medalist Bob Tahri of France to make half-marathon debut.
It's filled with world champions and record holders.
The Olympic bronze medalist clocked 2:12:31 in difficult conditions.