The Russia doping saga is likely heading back to court in Switzerland. A legal challenge seems certain after the World Anti-Doping Agency imposed a range of four-year sanctions for Russian tampering of data from a Moscow lab. Russian political leaders Vladimir Putin and Dmitry Medvedev have signaled they want the punishments challenged. It all points toward a high-profile case at the top sorts court in Lausanne before the July start of the Tokyo Olympics.

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