Doping

"[Anna] Shcherbakova—this is her Olympic gold medal, and she's standing by herself with a teddy bear," said Wagner, a commentator and former U.S. Olympian.

The Russian skater reportedly said she tested positive for a banned substance because her grandfather uses it.

An executive with the U.S. Anti-Doping Agency said a trio of medications found in the Russian figure skater's sample could be aimed at increasing endurance.

Before the controversy surrounding the Russian figure skater, reporters had been asking about Chinese tennis player Peng Shuai and the government's actions involving Uyghur Muslims.

Developments surrounding the doping case of Russian figure skater Kamila Valieva, 15, are overshadowing the Winter Olympics.

Valieva tested positive for trimetazidine, a banned heart medication that can boost blood flow and efficiency.

The United States Olympic and Paralympic Committee hit out at the decision to allow Kamila Valieva to compete.

Fellow figure skaters, other former and current athletes and others have weighed in on the growing scandal.

The International Olympic Committee is appealing the decision by the Russian Anti-Doping Agency to allow the 15-year-old figure skater to compete in Beijing.

Eteri Tutberidze has a reputation for putting athletes through vigorous, repetitive practices and monitoring their weights according to former athletes.

U.S. Olympics head Susanne Lyons suggested the evolving incident was about more than which team would be given first place.

The 15-year-old ice-skating star spearheaded Russia's victory in the team competition at Beijing.

Tuesday's medal ceremony was canceled, as speculation mounted over an alleged doping violation among the Russian team.

The IOC said it was working to resolve the issue as quickly as possible, with Russian, American and Japanese athletes awaiting medals.

Eric Lira is the first person to be charged under the provisions of the Rodchenkov Act.

"I have become more and more concerned by this sorry state of affairs," wrote White House Drug Control Director Rahul Gupta.

RealResponse lets customers, particularly from university athletic departments and sports groups, to send in immediate, confidential complaints through text.

"If those [doping] rules do change, I'm just blessed and proud of the fact I could do that for other athletes," Richardson said.

Moscow's envoy to Washington, Anatoly Antonov said Russian athletes were among the most tested at the Tokyo Olympics.

Swiss sprinter Alex Wilson had his doping ban reinstated on Wednesday following an appeal by World Athletics.

"Nothing is set in tablets of stone," said Sebastian Coe. "You adapt and occasionally reassess."

Russian athletes are allowed to compete at the Olympics under the Russian Olympic Committee as they can't represent their own country.

"We certainly have to respect the role of the U.S. Anti-Doping Agency and the U.S. Olympic Committee and the decisions they make, but it is sad," Psaki said on Wednesday.

Until now, it has not been clear whether or not Richardson might be able to compete as part of the women's 4x100 meter relay pool.

McNeal was handed a five-year suspension, which, if upheld, will ban the hurdler from competing in Tokyo this summer and Paris in 2024.

A three-year-old first-place winning greyhound was discovered to be doped up on significant amounts of methamphetamine, according to a post-race urine test. Now, New Zealand's entire dog racing industry is under review.

The multiple world and olympic champion has been banned for eight years for destroying the vial containing his blood samples.

The World Anti-Doping Agency have given Russia three weeks to respond to doping test "inconsistencies" or face a possible Olympics ban.

"Wow dude you're a real bad ass," tweeted Donald Trump Jr. "Did you need to use steroids this time too, or was that just to cheat others out of wins throughout your career?"

Grigory Rodchenkov lifted the lid on Russia's state-sponsored doping program, before fleeing into the FBI Witness Protection Program in the U.S.