Competitor bio:

David lives in the Bronx, NY and is an accomplished endurance athlete. Some of his performance accolades include placing 8th at the Leadville 100, Running from LA to Vegas on foot in four days, representing multiple team USA teams at the world championships for trail running, as well as numerous other large endurance feats. He is currently partnered with On, Red Bull, Pit Viper, and the New York Athletic Club and would like to thank them for all of the support they give him to do epic events like this. He loves to keep the sporting world interesting and this new challenge of 7 marathons, 7 continents, 7 days he knows will be a trip of a lifetime.