FILE - Russian curler Alexander Krushelnitsky practices ahead of the 2018 Winter Olympics in Gangneung, South Korea on Feb. 7, 2018. Krushelnitsky failed a drug test and lost a bronze medal and was banned four years. (AP Photo/Aaron Favila, File)

FILE - Alexander Zubkov of Russia carries the national flag as he leads the team during the opening ceremony of the 2014 Winter Olympics in Sochi, Russia on Feb. 7, 2014. Doping and other controversies involving Russian athletes have played a significant role at the Games for over a decade. Among those eventually banned was two-time bobsled champion Zubkov. (AP Photo/Mark Humphrey, File)

The building of the Russian Olympic Committee is seen through a gate decorated with the Olympic rings, in Moscow, on Dec. 6, 2017. Doping and other controversies involving Russian athletes have played a significant role at the Games for over a decade. (AP Photo/Alexander Zemlianichenko, File)

FILE - A Russian short track speed skater Pavel Sitnikova wears an Olympic uniform with the logo OAR - Olympic Athlete from Russia, during a training session prior to the 2018 Winter Olympics in Gangneung, South Korea on Feb. 3, 2018. Doping and other controversies involving Russian athletes have played a significant role at the Games for over a decade. (AP Photo/Jae C. Hong, File)

FILE - Kamila Valieva, of the Russian Olympic Committee, reacts after the women's free skate program during the figure skating competition at the 2022 Winter Olympics, Thursday, Feb. 17, 2022, in Beijing. (AP Photo/Bernat Armangue, File)

FILE - Medalists of the Russian Olympic committee celebrate on the podium during a medal ceremony at the 2020 Summer Olympics, July 31, 2021, in Chiba, Japan. Doping and other controversies involving Russian athletes have played a significant role at the Games for over a decade. (AP Photo/Hassan Ammar)