In the criminal case against the former acting director of the FSUE Anti-Doping Center Grigory Rodchenkov, new details appeared. The Investigative Committee of Russia denied Rodchenkov's testimony that the samples of Russian athletes during the Sochi Olympics after the collection were kept, and then were replaced at night by the so-called "clean". From the documents collected by the investigation, it follows that the samples were delivered to the Sochi laboratory in the afternoon and within a time interval from half an hour to two hours were transferred for analysis.

In addition, as part of the investigation of the criminal case, more than 700 athletes, coaches, medical workers, employees of the All-Russian Sports Federations and the Center for Sport Training of the National Teams of Russia. According to the TFR, no one reported using in preparation for the competition in 2013-2014. prohibited preparations and the steric cocktail "Duches" mentioned by Rodchenkov. Svetlana Petrenko, the spokesperson for the SCR, stressed that "the investigation continues to be open for cooperation with foreign competent authorities, public international organizations, including WADA, the International Olympic Committee and FIFA".