Watch S4, EP17: Marathon of Heroes with Fubo
When a snowstorm overtakes a mountain in Utah, dozens of ultra-marathoners are lost on the peaks; rescuers must combat white-out conditions to find disoriented athletes and save them from hypothermia.
When a snowstorm overtakes a mountain in Utah, dozens of ultra-marathoners are lost on the peaks; rescuers must combat white-out conditions to find disoriented athletes and save them from hypothermia.
More episodes
Hearts of Heroes
S8, EP3 "Little Legends"Young heroes rise to the occasion when children take extraordinary action to save loved ones from danger; a Hollywood star delivers an unforgettable surprise to a young fan facing the fight of a lifetime.
Hearts of Heroes
S4, EP18 "Soaring Heroes"When a hot air balloon collides with a speeding train, one man becomes an unlikely hero; first responders battle a structure fire.
Hearts of Heroes
S5, EP17 "Ageless Heroes"A child scrambles to save her family as a common appliance bursts into flames; when a man goes missing, first responders use 21st century technology in an attempt to rescue him.
Hearts of Heroes
S8, EP4 "Paw Protectors"From stranded dogs on cliffs and trapped puppies in rushing rapids to dozens of rescue dogs caught in the aftermath of a plane crash, first responders go to extraordinary lengths to save man's best friend.
Hearts of Heroes
S5, EP16 "Twisters, Trains and Trailblazers"First responders must rise above the destruction of their own facility to save citizens in the aftermath of a tornado; a firefighter narrowly avoids a speeding train while on a life-saving mission; a young boy rescues his family from a fire.
