Doping

Kamila Valieva helped Russia win gold in team figure skating at the 2022 Beijing Olympics. It wasn't until after the competition that it was learned she'd previously tested positive for doping.

As the fate of 15-year-old Russian skating phenom Kamila Valieva is debated by lawyers, the athletes and coaches in Beijing say this year's Winter Olympics are now tainted by the specter of doping.

Star Russian figure skater Kamila Valieva submitted a doping sample December 25th. It showed she used a banned substance, but the results weren't revealed until after she competed in Beijing.

Officials with the International Testing Agency say 15-year-old Kamila Valieva tested positive for a banned heart medication in December. It's unclear why she was cleared to compete in Beijing.

The usually much-discussed topic hasn't been making headlines during the Tokyo Games as often because of the pandemic. But it's still there.

Neither swimmers Ryan Murphy nor Luke Greenbank directly accused Evgeny Rylov of doping. But both said it was frustrating not to know if any of their competitors had a drug-induced advantage.

In an essay, Sharapova says she is stepping away from the sport she's been playing for 28 years. She's a five-time Grand Slam champion and former No. 1, who also served a 15-month ban for doping.

González, 30, won a silver medal at the Rio Summer Olympics. With the threat of suspension hanging over her, she had been training in hopes that she could compete in next year's Tokyo Games.