Spanish star is racing in the Sept. 28 Ultra Race of Champions in Colorado. Kilian Jornet is the first international breakout star of trail
Runners need to approach nutrition as one more element of their training.
Olympic gold medalist in swimming, Summer Sanders, will be racing through the five boroughs.
The 23-year-old took fourth at the Fifth Avenue Mile.
The 800m specialist hopes to double at the Rio Olympics.
The race series now has seven events since debuting this year.
And he was running backwards the entire time.
A deep field of trail runners will be racing in the Ultra Race of Champions 100K trail race on Sept. 28 from Breckenridge to Vail, Colo.
The race is doubling as this year’s Skyrunner World Series Ultra Championship.
The Canadian woman was training for her first marathon until her performance on Sunday.