Various shots, TRAVELLING, camera unsteady, of dogs in harness running in front of sled, including CS of master running next to sled. Various shots of dogs in harness walking or running, from behind, side, front, and shots from sled behind trainer. MS of trainer running alongside, coming back to sled, riding on sled. Shot of trainer getting off sled, going toward dogs, running and pulling sled and moving away. Various shots of several stationary dog teams, masters taking care of dogs, teaming them in different order, using snowmobile to catch strays, re-harnessing them and reorganizing team. LS of team moving away toward horizon. MLS of two-man sled and dog team moving away. MS of sled approaching, one man running with dogs while other man runs next to sled, both men getting on when team is running well. LS of team moving away toward horizon.