Run Free: The True Story of Caballo Blanco (2015)

Run Free is a movie about Micah True (Caballo Blanco, or the White Horse), an American ultra runner who helped the Tarahumara Indians of Mexico preserve their traditional running culture by creating a 50-mile ultra marathon which combines aspects of traditional Tarahumara running with the ideology of modern ultra running. Micah True and the Copper Canyon Ultra Marathon were subjects in the best-selling book 'Born to Run - A Hidden Tribe, Superathletes & the greatest Race the World has Never Seen' by Christopher McDougall.