Rafael J. Sierra, M.D.

Colorado ultramarathoner delivers on a promise to his orthopedic surgeon - and more

Photo courtesy of: Petar Dopchev Visuals  Wayne Clark grew up on a horse farm in New Paltz, New York. In seventh grade, he started cross-country running and Nordic skiing. Sports defined his life. He was good at them and loved being active. Then came the pain in both hips – something that would shift his plans for his life. The pain got worse over time, especially during the running season. He saw several doctors. He…