Defending Iditarod champ remains self-proclaimed 'goofball'

Iditarod Trail Sled Dog Race
Defending Iditarod champion Joar Lefseth Ulsom of Norway greets fans on the trail during the ceremonial start of the Iditarod Trail Sled Dog Race on Saturday, March 2, 2019 in Anchorage, Alaska.
Michael Dinneen | AP