Playlist | Iditarod
Get an in-depth look on how humans and dogs train and survive in the world's toughest race.
Now Playing (1 of 31) :Training a Dog (and a human) for a 1,100 mile race
Playlist: 31 Videos
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Get an in-depth look on how humans and dogs train and survive in the world's toughest race.
Now Playing (1 of 31) :Playlist: 31 Videos
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