St. Petersburg investigators plan to question Senator Leonid Tyagachyov, former head of the Russian Olympic Committee and Prime Minister Vladimir Putin’s personal ski coach, as a witness in connection with the 2008 killing of a businessman. But Sergei Kapitonov, a spokesman for the local branch of the Investigative Committee, stressed in a telephone interview that Tyagachyov was not a suspect. He also denounced media reports that Tyagachyov […]