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).