Denis Oswald, the International Olympic Committee's permanent chair of the disciplinary commission, said Valieva claimed there was a mix-up at a Court of Arbitration for Sport (CAS) hearing into whether she should be allowed to continue competing.
Former FIFA presidential candidate and executive committee member Mohamed Bin Hammam has appealed to the Court of Arbitration for Sport (CAS) over his provisional ban from soccer, the latest episode in a long-running saga.
The Court of Arbitration for Sport have rejected Japanese hammer thrower Koji Murofushi's appeal against the blocking of his election to the International Olympic Committee's Athletes Commission, CAS said on Wednesday.
Norwegian cross-country skier Therese Johaug says she is 'devasted' after her country's skiing federation confirmed the 28-year-old had returned a positive test for a banned substance found in sunburn cream on Thursday.
Long jumper Darya Klishina, the only Russian athlete cleared to compete in this summer's Olympic Games in Rio, says she does not feel a traitor.
Caster Semenya has said the International Association of Athletics Federations (IAAF) breached confidentiality regulations ahead of her appeal hearing on Monday where she is fighting for her athletics future.
Frenchman Richard Gasquet has been cleared over a positive cocaine test after sport's highest court accepted that he was probably contaminated inadvertently by kissing a woman in a nightclub.
Tennis star Maria Sharapova said on Tuesday she is excited about her return to competition next month, feeling vindicated by the reduction of her doping suspension and empowered by her time away.
Uruguay forward Luis Suarez's four-month playing ban for biting Italy defender Giorgio Chiellini has been upheld by the Court of Arbitration for Sport (CAS) although he will be allowed train with his new club Barcelona.
The outcome of Uruguay forward Luis Suarez's appeal against his ban for biting Italy defender Giorgio Chiellini will be announced on Thursday, the Court of Arbitration for Sport (CAS) said on Wednesday.
The Russian athletes say they are being punished despite having competed without doping and that they should be eligible to race at the Rio de Janeiro Olympics next month.
Dejected by the four-year ban imposed on Narsingh Yadav by CAS, the Indian Olympic Association has said that the embattled wrestler has been 'defeated by compatriots' rather than opponents.
The World Anti-Doping Agency (WADA) will review the reasons behind the three-month ban handed to Chinese Olympic swimming champion Sun Yang and decide whether to appeal the decision to the Court of Arbitration for Sport (CAS).
FIFA has rejected Luis Suarez's appeal against his lengthy ban for biting an opponent in a World Cup match. Football's international governing body said on Thursday its appeals committee rejected the appeal by Suarez and the Uruguay football federation in its entirety.
The Indian contingent said it had not lodged a formal protest with the Court of Arbitration for Sports over boxer Vikas Krishan's ouster from the Olympics 69kg bout though it had an earlier stated that it had a sent an appeal letter to the world sports' top tribunal.
Retired former Tour de France winner Jan Ullrich has been found guilty of doping in relation to a blood-doping scandal that engulfed his sport six years ago and has been banned for two years.
The FFP regulations are designed to stop clubs running up big losses through spending on players. They also ensure sponsorship deals are based on their real market value and are genuine commercial agreements and not ways for owners to pump cash into a club to get around the rules.
Olympic 400 metres champion LaShawn Merritt, cleared to run at the 2012 Games by a court ruling on Thursday having previously been barred for doping, said he would pull out all the stops to succeed in London.
Seventeen athletes face doping bans after abnormalities were detected in the International Association of Athletics Federations' (IAAF) biological passports which track changes in their blood profiles.
The world governing body FIFA has referred the proposed transfer of Carlos Tevez from West Ham United to Manchester United to the Lausanne-based Court of Arbitration for Sport (CAS).
In her 'gender case' before the Court of Arbitration for Sports (CAS) in Lausanne, Switzerland, the world's top sports tribunal has suspended IAAF's Hyperandrogenism Policy, under which the AFI suspended Dutee from competitions in 2014.
Romania striker Adrian Mutu called the decision to uphold his order to pay Chelsea 17.17 million euros in damages "profoundly unjust" on Monday and confirmed he may take the case outside the sporting courts.
From her battle against the IAAF gender testing rules to coming out as a lesbian in what is still a highly conservative country, Chand is used to making headlines but she hopes over the next year they will mainly be about her sporting prowess.
UEFA announced in a statement that City had committed "serious breaches" of the rules while the Premier League club swiftly said on their website that they will appeal the decision to the Lausanne-based Court of Arbitration for Sport (CAS).
Ryan Napoleon has been re-instated in the Australian swimming team for the Commonwealth Games after sport's top tribunal back-dated his three-month ban for a doping offence.
After the club lodged an appeal, CAS confirmed that it had registered the club's appeal.
Suspended European football chief Michel Platini will "be suspended for several years", the spokesman of FIFA's ethics committee Andreas Bantel told French sports daily L'Equipe.
A summary of sports events and persons in the news over the weekend.
Caster Semenya is not excited about the prospect of having her 2012 Olympic and 2011 world championships silver medals upgraded to gold in the wake of Mariya Savinova-Farnosova doping ban, the coach of the South African 800 metres athlete said on Sunday.
Russia's anti-doping agency (RUSADA) still has significant work to do to get its suspension lifted, the World Anti-Doping Agency said on Monday.
Khokar gave his verdict on an appeal filed by Umar against the three-year ban imposed on him in April by the Disciplinary Panel of the board after a couple of hearings.
The WADA decision is likely to determine whether Russian athletes, who can prove they are clean, will compete as neutrals or whether some will be invited by the IOC to compete in Tokyo.
Romania striker Adrian Mutu has been ordered to pay former club Chelsea 17 million euros (14.1 million pounds) in damages by the Swiss Federal Supreme Court, six years after he was sacked for testing positive for cocaine.
FIFA's ethics committee has completed its latest investigation into former presidential candidate Mohamed bin Hammam and extended his provisional ban pending a final verdict, soccer's world governing body said Thursday.
Case to be re-opened, IAAF to return to CAS
Manchester United are fifth in the Premier League standings with 58 points, one behind Leicester City, who occupy the final Champions League spot with four games to play.
Former West Bengal Governor Jagdeep Dhankhar was on Thursday sworn in as the 14th Vice President of India.
The federation's troubles have piled up in recent months, with some of its officials and senior coaches having found themselves embroiled in doping scandals.
Semenya is confident she can make the switch after clocking a personal best of 23.49 in 200m to move closer to the 22.80 time needed to qualify for Tokyo. Semenya says she has a long history in the 200m and had it not been for a lack of coaching in South Africa's rural Limpopo province, she might have made a career out of the distance.
Malaga will be free to compete in the Europa League next season after UEFA announced on Wednesday that the European ban imposed on the Spanish club had been lifted.