FILE - In this Dec. 15, 2017 file photo Russia's Alexander Tretiakov struggles to start his first run in the men's Skeleton World Cup race in Innsbruck, Austria. The Court of Arbitration for Sport ...
FILE - In this Dec. 15, 2017 file photo Russia's Alexander Tretiakov struggles to start his first run in the men's Skeleton World Cup race in Innsbruck, Austria. The Court of Arbitration for Sport ruled on Thursday, Feb. 1, 2018 to reinstate Tretiako