38th year of famed Alaskan sled dog race begins with 71 teams . The first competition was held in 1936 and the event has been staged every winter since then. `` It 's like watching your kid graduate from college , '' musher says of completing .
38th year of famed Alaskan sled dog race begins with 71 teams . Lance Mackey will be trying for fourth consecutive win . `` It 's like watching your kid graduate from college , '' musher says of completing .