The BBC report said a third of medals in endurance events at the Olympics and world championships between 2001 and 2012 were won by athletes who have recorded "suspicious tests".
Hot favourite Caster Semenya qualified for the women's 800metres semi-finals at the Rio Olympics with supreme ease on Wednesday and will no doubt be braced for another wave of discussions about her gender should she go on to take the gold medal on Saturday.
Three senior athletics officials have had their provisional suspension from the sport extended by the IAAF's Ethics Board as it continues its investigation into their alleged involvement in a suspected cover-up of Russian doping cases.
Usain Bolt returns to the site of his first global triumph this week for a world championships showdown with a convicted dope cheat that has ramifications for athletics beyond just establishing who is the fastest man in the world.
Some of the readings from athletes' blood tests leaked by a whistleblower for a report exposing suspected doping were so extreme they were 'downright dangerous', one of the experts cited in the report.
Calls grow for global athletics probe after widespread doping allegations.
Reaction to the International Association of Athletics Federation (IAAF) council's vote to provisionally suspend Russia from the sport for widespread, state-sponsored doping
Here are some reactions from the world of sport on of widespread state-sponsored doping by Russian athletes at the 2014 Sochi Olympics.
Indian American Democrat Ro Khanna is still trailing against seven term incumbent Democrat Congressman Mike Honda in California's 17th Congressional District in the November 4 general election.
'They need to see Bolt compete and struggle and come back from losses,' says Edwin Moses, athletics legend.