FILE - Men's slopestyle bronze medalist Mark McMorris, of Canada, smiles during the medals ceremony at the 2018 Winter Olympics in Pyeongchang, South Korea, Sunday, Feb. 11, 2018. McMorris has endured quite a pounding over more than a decade of hard riding that has made him Canada's most-decorated snowboarder. At 28 and heading into his third Olympics, he is missing one thing from an already awe-inspiring resume. (AP Photo/Morry Gash, File)

FILE - Mark Mcmorris, of Canada, jumps during the men's Big Air snowboard qualification competition at the 2018 Winter Olympics in Pyeongchang, South Korea, Wednesday, Feb. 21, 2018. McMorris has endured quite a pounding over more than a decade of hard riding that has made him Canada's most-decorated snowboarder. At 28 and heading into his third Olympics, he is missing one thing from an already awe-inspiring resume. (AP Photo/Dmitri Lovetsky, File)