Sean Ingle reports:
The cyber-espionage group Fancy Bears, which made headlines worldwide when it published the private medical certificates of athletes including Bradley Wiggins, Serena Williams and Simone Biles, has struck again by hacking into the confidential emails of senior anti-doping officials.
The emails – which have been taken in separate attacks on the World Anti-Doping Agency (Wada) and the United States Anti-Doping Agency (Usada) – include conversations about high-profile US athletes who might have unusual blood values, a tip-off that at least two US Olympians were taking cocaine to lose weight before the Rio Games and strong suggestions that a non-American athlete, who has not been banned, had a blood transfusion before a major race.
Read more on The Guardian.