US swimming legend Michael Phelps has spoken of his frustration at the possibility rivals were using drugs at last year's Rio de Janeiro Olympics.
Maria Sharapova said Wednesday she refused to feel sorry for herself during her doping ban, occupying her time by studying at Harvard, writing a book and even learning how to box.
Doha's anti-doping laboratory has had its accreditation suspended for four months after it failed to comply with international standards, the World Anti-Doping Agency (WADA) says in a statement.
Mo Farah, Rafael Nadal and Justin Rose are among athletes targeted in the latest leak of confidential medical documents that the world anti-doping agency (WADA) says were hacked by a Russian cyber espionage group.
Brazilian cyclist Kleber Ramos and Chinese swimmer Chen Xinyi are disqualified from the Olympic Games for having failed doping tests, the Court of Arbitration for Sport (CAS) says.
Brazilian police arrest two US swimmers and a top International Olympic Committee official as scandal overshadows the Rio Games.
Chinese Olympic women's swimmer Chen Xinyi tests positive for a banned substance at the Rio Olympics.
Taiwan's former weightlifting world record holder Lin Tzu-chi is suspended from competing in the Rio Olympics 2016.
American teenager Lilly King celebrates stopping tainted Russian swimmer Yulia Efimova from getting an Olympic gold as doping hostilities worsen in Rio.
US swimming legend Michael Phelps has spoken of his frustration at the possibility rivals were using drugs at last year's Rio de Janeiro Olympics.
Maria Sharapova said Wednesday she refused to feel sorry for herself during her doping ban, occupying her time by studying at Harvard, writing a book and even learning how to box.
Doha's anti-doping laboratory has had its accreditation suspended for four months after it failed to comply with international standards, the World Anti-Doping Agency (WADA) says in a statement.
Mo Farah, Rafael Nadal and Justin Rose are among athletes targeted in the latest leak of confidential medical documents that the world anti-doping agency (WADA) says were hacked by a Russian cyber espionage group.
Brazilian cyclist Kleber Ramos and Chinese swimmer Chen Xinyi are disqualified from the Olympic Games for having failed doping tests, the Court of Arbitration for Sport (CAS) says.
Brazilian police arrest two US swimmers and a top International Olympic Committee official as scandal overshadows the Rio Games.
Chinese Olympic women's swimmer Chen Xinyi tests positive for a banned substance at the Rio Olympics.
Taiwan's former weightlifting world record holder Lin Tzu-chi is suspended from competing in the Rio Olympics 2016.
American teenager Lilly King celebrates stopping tainted Russian swimmer Yulia Efimova from getting an Olympic gold as doping hostilities worsen in Rio.
Russian Olympians turn out in force to see their flag raised over the athletes' village in Rio on Wednesday.