Ping-Pong: “The World Anti-Doping Agency is challenging a decision that cleared Olympic table tennis medalist Dimitrij Ovtcharov of doping despite his positive test for clenbuterol.” Ovtcharov claims he ate contaminated meat. The German federation bought it. The kicker: Clenbuterol “burns fat and builds muscle.” But unless he was dabbling in some Barry Bonds cocktails that improve your eyesight, how does this drug help a ping-pong player? [AP]