In Depth With Graham Bensinger
Lance Mackey: Dog Mushing, Drugs & Surviving Cancer
Graham sits down with four-time Iditarod and Yukon Quest champion, Lance Mackey. The only man to twice win the Iditarod and Yukon Quest in the same season, Mackey discusses his courageous battle with throat cancer, unparalleled racing success and how he owes his life to his dogs.