One of Maria Sharapova's biggest sponsors, Nike Inc., said it was suspending ties while the case is being investigated.
The anti-doping laboratory that will test athletes during this year's Olympic Games will be fully WADA compliant by this month's deadline, Rio organising committee president Carlos Nuzman said on Thursday.
Alberto Salazar, the coach of Britain's Olympic champion Mo Farah, has been accused of using prohibited infusions of supplements to improve the performance of his runners, the Sunday Times reported citing a leaked United States Anti-Doping Agency (USADA) report.
Only 47 per cent of tickets have been sold so far, while premium events and opening ceremony have been technically sold out
At the medal ceremony, Scott shook hands with fellow bronze medallist Martin Malyutin of Russia, who finished with the same time as the Briton, but then completely cold shouldered Sun, refusing to make eye contact and not offering a handshake.
A summary of sports events and persons who made news on Thursday
IAAF president Sebastian Coe says there has been no cover up of Russian doping cases despite the latest leaked documents appearing to show that officials of athletics' governing body were discussing how to suppress news of positive tests.
News of all that's transpired on and off the football field
Kolkata Knight Riders left-arm seamer Pradeep Sangwan has failed a random dope test in the Indian Premier League, it was reported on Thursday.
A summary of sports events and persons who made news on Friday
Former World No 1 Greg Norman has said he feels sorry for Tiger Woods' position as a fallen idol.
Olympic chief Bach said on Saturday that he was sure clean Russian athletes would compete at the 2016 Games
WADA identified Doctor Sergei Portugalov, former deputy director of the Russian Federal Research Centre of Physical Culture and Sports (VNIIFK), as the mastermind of the scheme, advising athletes on doping, administering injections and helping cover up positive drugs tests.
Australia has backed a World Anti-Doping Agency (WADA) recommendation that Russia be banned from international athletics, including the 2016 Olympics, after a report alleged systemic state-backed cheating.
Some of the main points of the World Anti-Doping Agency (WADA) Independent Commission's (IC) report into allegations of widespread doping in Russian athletics. The commission was set up after Germany's ARD television said in a documentary programme aired on December 3 last year that it had found evidence of systematic doping and cover-ups.
The two Koreas have agreed to pursue a bid to co-host the 2032 Olympic Games, they said in a joint statement on Wednesday following a summit between North Korean leader Kim Jong Un and South Korean President Moon Jae-in.
A summary of sports events and persons who made news on Monday
Summary of sports events and persons who made news on Tuesday
Summary of sports events and persons who made news on Saturday
Russian Yulia Efimova, who won two Olympic silver medals this month after being cleared to compete in Rio following a doping ban, has compared swimming in the Games to being at war. Initially excluded from the event because of her doping record, the 24-year-old won a last-minute legal challenge to the Court of Arbitration for Sport (CAS) and finished second in the 100 and 200 metres breaststroke in Brazil. "I felt under pressure from the sportsmen, the fans, the press. This was awful and it was not like being at an Olympics, which usually unites people. This was not a competition, but a war - a old war," Efimova told a news conference on Wednesday.
Dismisses sabotage angle, saying: "...all in all found the sabotage (s) theory possible, but not probable and certainly not grounded in any real evidence'
Summary of sports events and persons who made news on Saturday.
The same scandal has led to 109 out of 387 athletes originally included in the Russian team for the Rio Olympics being banned, including its entire track and field squad.
Lance Armstrong's promise to come clean about doping is "a little late", the head of the United States Anti-Doping Agency (USADA) said on Thursday, accusing the disgraced cyclist of trying to use events to "gain advantage".
A Russian whistleblower who helped uncover the biggest doping scandal in decades has told Reuters that the International Olympic Committee (IOC) is more concerned about protecting the organisation than ridding world sport of drugs cheats.
Several anti-doping agencies, including those of the United States and Canada, want a complete ban on Russia competing at the Rio Olympics if next week's key report into allegations of state-backed doping at the 2014 Sochi winter Olympics is damning, they said on Saturday.
World athletics' governing body decided on Friday to maintain its doping ban on all Russian athletes, Sky News reported, quoting unnamed sources, leaving the country's hopes of competing in the Rio Olympics dependent on Olympic chiefs giving special dispensation at a meeting next week. The Council of the International Association of Athletics Federations (IAAF) was meeting in Vienna to decide whether to lift the ban after hearing from a task force that significant doping problems still existed in Russia. The suspension was first imposed in November and extended in March. A spokeswoman for Russia's athletics federation said she could not confirm the reports that the ban had been upheld.
Chris Xuereb, the masseur and fitness advisor of Asafa Powell and Sherone Simpson, has denied providing the two Jamaican sprinters with performance-enhancing drugs and said they should take responsibility for their failed dope tests.
China's world and Olympic swimming champion Sun Yang served a three-month ban earlier this year after testing positive for a banned stimulant, the China Anti-Doping Agency (CHINADA) said on Monday.
News of all that's transpired on and off the football field
The court said no hearing date had been fixed yet and no further information would be provided for the moment.
A report by the World Anti-Doping Agency on Monday is set to deepen an athletics scandal that, according to one of the document's authors, eclipses even the alleged corruption at football's governing body FIFA.
A summary of sports events and persons in the news on Saturday.
The former head of world athletics is suspected of receiving just over 1 million euros ($1.09 million) in bribes in 2011 to cover up positive doping tests of Russian athletes, the office of France's financial prosecutor said on Thursday.
Lamine Diack, the former head of world athletics, has been placed under formal investigation in France on suspicion of corruption and money laundering following a complaint from the World Anti-Doping Agency (WADA).
Russia has been banned from the 2018 Pyeongchang Winter Olympics after the IOC found evidence of an "unprecedented systematic manipulation" of the anti-doping system that has led to a series of bans for the country's athletes in recent months.
His dream of representing the country in Rio Olympics shattered after a verdict of the CAS, a devastated Narsingh Yadav, on Friday, said that he will do everything to prove his innocence.
Russian swimming chief Vladimir Salnikov said on Tuesday the atmosphere surrounding his team at the Olympics reminded him of the Cold War, and criticised American breaststroke champion Lilly King for attacking the integrity of her Russian rival.
Tainted wrestler Narsingh Yadav was exonerated of doping charges by the National Anti-Doping Agency panel, probing the positive tests on his urine samples on Monday. It ruled "there is no negligence on the athlete's part and he is a victim of sabotage".
The world governing body for athletics (IAAF) fought back on Tuesday against media reports of suspected widespread doping in the sport, rejecting accusations it failed to investigate dubious drugs test results properly.