Breaking2 | marathon, running | Three world-class runners attempt to break the two-hour marathon—this is the science behind their story #breaking2 | By National Geographic | Facebook
Breaking2
Breaking2 (2017) directed by Martin Desmond Roe • Reviews, film + cast • Letterboxd
Breaking2. Nike UK
National Geographic Partners With Nike To Create 'Breaking2' Documentary | The Drum
Ep. 12: The Nike Breaking2 Project with Robby Ketchell and Brett Kirby – FasCat Coaching
Breaking2. Nike UK
Nike Found an Unlikely Partner in National Geographic to Co-Produce a Marathon Documentary