Landis issued a press release calling Pound's comments "defamatory and absurd" and accusing Pound of branding him as guilty.
Kamila Valieva failed a drug test for a banned substance before the Games.
Games could still go ahead with mass athlete participation, but only if they were vaccinated.
Cycling could be dumped from the Olympic programme if Lance Armstrong implicated the sport's governing body of covering up a widespread doping scheme, International Olympic Committee (IOC) member Dick Pound told Reuters on Tuesday.
Lance Armstrong may be ready to admit to doping and say sorry for his actions but his old nemesis, former-World Anti-doping Agency (WADA) chief Dick Pound, does not expect any apologies coming his way.
Djokovic says Peng situation horrifying, says tennis must unite.
The IOC seems reluctant to ban the entire Russian team from next month's Olympic Games, despite mounting concern over doping violations, the co-author of the report that led to Russia's ban from track and field events said on Wednesday.
Former Australian finance minister John Fahey was re-elected to a second three-year term as president of the World Anti-Doping Agency (WADA) on Sunday.
Decision on spectators by March, says Tokyo Olympics OC.
Australian swimming great Ian Thorpe says athletes should not put their Olympic dreams before their health in deciding whether to compete at the Tokyo Games as global health authorities battle to contain the spread of the new coronavirus. A number of international sports events have been hit by the coronavirus, with some competitions being postponed and others cancelled outright, and there are concerns that the outbreak might scupper the Tokyo Olympics.
Coach Eteri Tutberidze said she was certain Valieva was 'clean and innocent'
Soccer's governing body FIFA finally agreed to the world anti-doping code on Friday.
The World Anti-Doping Agency (WADA) faces a challenge to tackle cheating in sport while it has an annual budget of less than the income of many top athletes, its president Craig Reedie said. Lack of money could equally prove a handicap for a proposed independent testing authority, said Reedie, who also expressed support for global athletics chief Sebastian Coe and said WADA was in a state of "peace not war" with Coe's troubled sport. "I could do with a lot more money," Reedie said in an interview with Newsweek published on Saturday. The Scot said governments decided their own contributions to WADA's budget, which were then matched by the International Olympic Committee (IOC). "The total is not nearly enough," he said. "WADA's total annual budget of $30 million a year is exceeded by many athletes around the world who make more than that themselves in one year."
The case is closed after WADA said it would take the matter to the Court of Arbitration for Sport.
The US needs to make a more serious commitment to the fight against performance enhancing drugs.
World Anti-Doping Agency chairman Dick Pound has criticised the decision to allow Australia leg spinner Shane Warne to play in charity matches during a one-year doping ban.
The head of a Japanese doctors' union warned on Tuesday that holding the Olympic Games in Tokyo this summer, with tens of thousands of people from around the world, could lead to the emergence of an "Olympic" strain of the coronavirus.
The International Olympic Committee's Ethics Commission recommended the provisional suspension of Lamine Diack as an honorary member of the IOC on Monday.
Twice Olympic champion swimmer Cate Campbell captured the mood of many of Australia's Tokyo hopefuls when she spoke of the virus 'shattering' dreams and visions of the future. Keesja Gofers, part of the Australian women's water polo team that had already qualified for Tokyo, said the decision was 'devastating' for all athletes competing around the world.
Athletics superpower Russia is running out of time to eradicate doping and may not be able to send a track and field team to this year's Rio Olympics, Dick Pound, chair of the World Anti-Doping Agency (WADA) independent commission, said on Wednesday.
Key points from the independent commission of the World Anti-Doping Agency (WADA) report, released on Wednesday, and from comments made by co-author of the report, Dick Pound at a news conference.
The United States Olympic and Paralympic Committee said it had listened to feedback from athletes and was encouraged by a clearer path towards postponement. Major sporting nations Australia and Canada withdrew on Monday as organisers came under mounting pressure to postpone the event for the first time in its 124-year modern history.
Japanese Prime Minister Shinzo Abe on Wednesday called for sports and cultural events to be scrapped or curtailed for two weeks as the country battles to stem coronavirus contagion amid mounting concerns the 2020 Tokyo Olympics could be cancelled. Abe's call came after a Tokyo baseball team said it would play games in an empty stadium this weekend, while two businesses in central Tokyo reported confirmed cases of infection a day after the government urged companies to recommend staff consider working from home.
Former World Anti-Doping Agency president Dick Pound believes world athletics chief Sebastian Coe is under mounting pressure to find a way for suspended Russian track and field athletes to compete at the Rio Olympics.
Russia could be banned from participating in the Pyeongchang Winter Olympics if proposed changes to the World Anti-Doping Agency Code announced on Thursday are fast-tracked.
The decision by the World Anti-Doping Agency (WADA), imposed a four-year ban on Russia participating in a range of top-flight sporting tournaments, a period covering the 2020 Tokyo Summer Olympics, the 2022 Beijing Winter Olympics and the 2022 soccer World Cup.
Five months before the Olympics opening ceremony in Tokyo, health authorities around the world are scrambling to contain outbreaks of the flu-like virus which has infected about 80,000 and killed more than 2,700 people, the vast majority in China.
The World Anti-Doping Agency (WADA) said on Wednesday that another batch of athlete data has been leaked by the same Russian cyber espionage group that published confidential data earlier this week.
Partial sanctions against Russian athletes over the country's state-run doping system are preliminary, International Olympic Committee (IOC) President Thomas Bach said on Sunday, defending the organisation's position amid vocal criticism.
Lamine Diack, the former president of the International Association of Athletics Federations (IAAF), was responsible for organizing and enabling the conspiracy and corruption that took place in athletics' governing body, an independent commission of the World Anti-Doping Agency (WADA) said on Thursday.
The scandal revolves around accusations that money was demanded from top athletes to 'bury' medical tests showing drug use
Six-times Olympic champion Usain Bolt said he felt shocked and let down by the scandal-hit IAAF, but the Jamaican sprinter was against resetting athletics world records as the sport attempts to move on from the doping crisis.