Those who qualified to make the trip have been competing under the Olympic flag and were designated as Olympic Athletes from Russian Federation.
The Court of Arbitration for Sport says Nadezhda Sergeeva has accepted a provisional suspension but reserves the right "to seek the elimination or reduction" of her expected ban from the sport.
Comforting words no doubt, it may not help Sargeeva's case that Zubkov himself was subsequently banned for failed drugs test after winning two gold medals in the 2014 games.
The OAR athletes are competing under the Olympic flag in Pyeongchang and the Olympic anthem is being played at any medal ceremonies they feature in.
Kasper is one of the 14-strong IOC committee that also includes former Olympic pole vault champion Sergei Bubka who on Saturday will decide whether to lift Russia's suspension.The wider IOC will vote on their decision on Sunday, ahead of the closing ceremony in Pyeongchang.
Shamil Tarpischev, an International Olympic Committee member from Russian Federation, blamed the positive test on "the lack of cultural education".
'I have never either violated the rules of sports or used doping, ' Krushelnitzky said in a statement.
"We fully support the right of clean Russian athletes to compete, and share the opinion that Russia should be eligible to host IBU World Cups in the future, but only after they have shown a meaningful commitment to rectifying the doping culture which has been shown to exist there", a United States team statement added.