"US BMX cyclist Jason Rogers tested positive for a banned stimulant in March and is about to complete a nine-month suspension, the US Anti-Doping Agency announced on Wednesday."
"Australia's three-time world time-trial champion Michael Rogers and Belgian Jonathan Breyne have been provisionally suspended by the International Cycling Union (UCI) over doping offenses, according to an announcement by the world governing body of cycling."
" Roger Federer said he trusts the anti-doping procedures in tennis despite rival Novak Djokovic's claim that fellow Serb's Victor Troicki's one-year ban was the result of negligence by the authorities."
"Cycling Australia (CA) wants no mercy for respected cyclist Michael Rogers if he is found guilty of doping.
The three-time world time trial champion and 2004 Olympic bronze medallist tested positive for the banned substance clenbuterol at his last race of the season, the October 20 Japan Cup."
"LONDON - Novak Djokovic's scathing comments on tennis' anti-doping authorities have dominated conversation at the ATP World Tour Finals this week. The world No. 2 said he had lost all faith in the anti-doping system after the way fellow Serb Viktor Troicki's punishment was handled for failing to provide a requested blood sample."