MOSCOW, Sep 14, Andrey Simonenko. Russian Anti-Doping Agency (RUSADA) investigation in the case of figure skater Kamila Valieva is completed, the results processing department of RUSADA is preparing documents for hearings at the Disciplinary Anti-Doping Committee (DAK), the press service of RUSADA reported. in DAK in accordance with the established rules and procedures,» RUSADA said.