Yeah, doping for in curling should be the real embarrasement for Russia, not the lack of flag or anthem.
Meldionum is banned now, do not take it. What is so hard for Russians to understand?
I think it's also another one of WADA's problem. They have general list for all of the sports. Recently they banned top 1 bridge player.
https://www.bbc.com/sport/47420065