Tackling the Ascent quite a (pair of) feet: "“My feet are frozen right now,” Ortiz said a few minutes after finishing the race. “I don’t know how she did it.”
Madero-Craven, an Air Force captain and math instructor at the Air Force Academy, has been running sans shoes since she was 14. What’s strange or different to conventional thinking is natural to Madero- Craven, who finished the course in 3 hours, 59 minutes and 16 seconds.
“Humans had been without shoes longer than we’ve had them,” she said."