In February 2019, Trevor Kennison did something that no sit-skier had done before. At a professional ski/snowboard contest in Jackson Hole, Wyoming, he launched himself off a snow cornice into Corbet’s Couloir, one of the most difficult and legendary ski runs in North America. At the time, Kennison was a relatively little-known skier based out of Colorado. By the time he skied out the bottom of…
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