Victor Troicki

Djokovic says he's lost all trust in anti-doping body

Novak Djokovic says he has lost all trust in the anti-doping programme in tennis and fears he could become a victim of its "negligence" after fellow Serb Victor Troicki failed to have his doping ban overturned on Tuesday.

Dope in tennis? Serbia's Troicki suspended for doping violation

Troicki, who is now 53rd in the world rankings, is one of the most high-profile players to break doping rules in tennis.