Australian swimmer Mack Horton (left) refused to step on the podium after he was beaten by controversial Chinese star Sun Yang.
Why swimmers are protesting against China's Sun Yang at the World Championships.
The Therapeutic Use Exemption system of banned medicines in sport creates more problems than it solves, is open to abuse and is simply unfair.
Peak performance? How riders prepare decides their fate.
When the road heads higher and the mercury is rising, the world's top cyclists get to test the quality of their preparation.
Performance review. Froome approaches the Champs Elysees.
It's not enough to be an elite athlete these days, you have to construct your own narrative for success.
Yellow-jersey Chris Froome and his fellow cyclists lining up at Stage 4 of the tour on July 7.
While world cycling insists it has cleaned up its act, it remains in suspicious times until further notice.
Pumped. Armstrong in 2003.
With the start of the 101st Tour de France only one day away, the topic of doping in cycling will no doubt start to rear its ugly head. While the riders cover 3,664km in 21 stages over three weeks in an…