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.
Usain Bolt showed his love for Manchester United when the sprint star made a surprise phone call to the Premier League club's in-house television channel on Saturday.
Jamaican track superstar Usain Bolt plans to concentrate on the 100 metres in the 2017 season which will bring the curtain down on a glorious career in which he has captured nine Olympic gold medals.
Usain Bolt and Michael Phelps towered over the 2016 Rio Games, capping an era of sustained excellence that promises to reverberate through the 2020 Tokyo Olympics and beyond.
Members of the reigning Women's World Cup champion United States national team vow to push their case for equal pay to the US men's team as far as it takes.
A Brazilian judge ruled that Irish Olympic Committee (IOC) president Patrick Hickey, awaiting trial over an alleged ticketing scam, could be released on bail and leave the country.
Usain Bolt is seriously considering taking up a career as a professional footballer when he bows out of athletics, and is set to spend some time training with German giants Borussia Dortmund.
Computer hackers who leaked the medical records of more than 100 top athletes in a bid to reveal questionable drug exemptions may have tampered with the data, according to the World Anti-Doping Agency (WADA).
The huge gulf between how much male and female athletes are paid is not likely to narrow in the foreseeable future.
The Australian Olympic team refuses to move in to Rio de Janeiro's village for athletes, saying the accommodation are "not safe or ready" for next month's games.
Yuliya Stepanova, the Russian 800-metre runner who lifted the lid on systematic doping fraud and corruption in Russian athletics, will not not compete in the Rio Olympics next month.
The International Olympic Committee on Sunday orders individual sports federations to decide whether Russian competitors should take part in the Rio Games after failing to agree on a complete ban over Russia's state-run doping.
The International Olympic Committee is set to decide on whether to ban Russia from the Rio Games over state-run doping, an unprecedented move that could spark the Olympic movement's worst crisis in decades
Brazil hold 10 presumed Islamist militants in isolation cells at a maximum security jail as police comb their computers and mobile phones for information about possible threats to next month's Olympics in Rio de Janeiro.
Usain Bolt delivers on his top billing by winning the 200metres at the London Diamond League but he is upstaged for once as American sprint hurdler Kendra Harrison breaks one of the oldest world records in the book.
A further 45 athletes test positive for banned substances after a second set of samples were re-analysed from the London and Beijing Olympics.
The Court of Arbitration for Sport (CAS) dismiss an appeal against a ban on Russia's track and field team for the Rio Olympic Games over state-run doping.
The Court of Arbitration for Sport says it had rejected Russia's appeal against the exclusion of its track and field athletes from the Rio Games starting on August 5.
"Rio de Janeiro is a city full of curves in the sea and hills, just like the body of the Brazilian woman," says sculptor Nelson Carneiro, 60, who created the 5,130 bronze, silver and gold medals at the national mint, called Casa da Moeda.