Rodchenkov, who is currently staying in the US under a witness protection program, appeared before the cameras wearing a black balaclava and sunglasses.
In the interview, he talked about suspicious cases involving British athletes, said he would be "in the tomb" had he not left Russia, and that it would be IOC's worst decision to let the Russian team bear their national flag at the closing ceremony.
"Rodchenkov: next stage"
"Rodchenkov in a couple of years"
Rodchenkov reportedly underwent plastic surgery earlier this month. In 2016 he became WADA's main witness in the case against Russian national team over the doping allegations. As a result, 43 Russian athletes were banned for life.