Chris Council Photography

Caption: Craig Noble, the only American-certified Canadian Rescue Dog Association (CARDA) trainer, plays a game of tug with Gus, a Highlands rescue dog on Tuesday, Feb. 21, 2012. The game is a reward for Gus finding Noble and a scented article buried in a snow pile in Loge Meadow at the top of Highlands during a training session in Aspen, Colo.

Keywords: Aspen, Colorado

Craig Noble, the only American-certified Canadian Rescue Dog Association (CARDA) trainer, plays a game of tug with Gus, a Highlands rescue dog on Tuesday, Feb. 21, 2012. The game is a reward for Gus finding Noble and a scented article buried in a snow pile in Loge Meadow at the top of Highlands during a training session in Aspen, Colo. Avalanche rescue dogs beg for food during a lunch break in the patrol shack on the top of Highlands on Tuesday, Feb. 21, 2012, in Aspen, Colo. Sienna, an Aspen Highlands rescue dog, pulls on a scented article after finding ski patroller Aaron Smith buried in a snow pile during a training exercise on Tuesday, Feb. 21, 2012, in Aspen, Colo. Aspen Mountain ski patroller Brad Benson loads his dog Zoot onto a chairlift at Highlands for a day of avalanche dog training on Tuesday, Feb. 21, 2012, in Aspen, Colo. The dogs ride the lift up in the morning but come down the mountain in a doggy toboggan at the end of the day to help them save energy and prevent shoulder damage Snowmass rescue dog Reina stands with her owner Ben Carlsen during an obedience exercise on Tuesday, Feb. 21, 2012, in Aspen, Colo. Aspen Mountain rescue dog Jane peers out a window at the Highlands patrol shack during a break from training on Tuesday, Feb. 21, 2012, in Aspen, Colo. Ski patroller Dan Goodard works with his rescue dog Gus to find a buried live person during a training exercise in the Highlands Bowl on Tuesday, Feb. 21, 2012, in Aspen, Colo.