Here are nine things you may not have known about the fastest marathoner in history.
The Kenyan broke the world mark at the Berlin Marathon last year.
The pair won the 2013 edition of the race through the city’s five boroughs.
The loaded men's race promises to be a speedy affair on September 21.
Scenes from the fourth annual BAA 10K, won by Stephen Sambu and Mamitu Daska.
Sambu clocks 22:01 en route to victory, setting an 8K world record.
Great Britain's Mo Farah causes a stir with a mid-race fall in Central Park
The double Olympic gold medalist finished second despite hitting the pavement hard.
The double Olympic gold medalist will have his hands full against a loaded field of superstars.