They have been seen running in pink Five Fingers.
Toe-shoe supporters are already protesting the move.
The Kenyans saw him in his Five Fingers and called him "crazy."
The fastest American to ever run 10,000m wants to focus on the track for the next three to five years.
The author of "Born to Run" sheds thoughts on his book, barefoot running and more.
Barefoot running expert Jason Robillard tells us the right way to run with nothing on your feet. Interview by: Mario Fraioli Ultramarathon
With all of the buzz going around about barefoot running, Competitor.com’s Sean McKeon spoke to the makers of the one shoe barefoot
Think you’re into barefoot running? Not as much as this guy. Written By John Mendelsohn Femoral anteversion, an increased angle