Pete Ripmaster Wins the Iditarod Trail Invitational. What’s Next? Graham Averill|June 26, 2018 Pete Ripmaster, an ultrarunner known for accomplishing 50 races in 50 states, recently won the Iditarod Trail Invitational—an epic race that takes runners, bikers and skiers on a 1,000-mile journey across Alaska’s wilderness, from Knik to Nome. Learn what the athlete is up to now and what he's planning next.