Paralympic Athlete with 'Bionic Knees' Running 31 Marathons in 31 Days

Paralympic athlete and U.S. military veteran Rob Jones is running 31 marathons in 31 days. Watch above.

Bleacher Report is your No. 1 stop for what’s trending in sports. You can count on B/R for all the hottest stories. From wild sports to the next big thing, don’t miss out. Download the free Bleacher Report app to catch all the moments that matter in one place. Get the app to get the game.