Oscar Pistorius' defense lawyer on Wednesday tried to cast doubt on the competence of a South African police forensic expert who testified at the athlete's murder trial
The World Anti-Doping Agency is investigating problems with the drug-testing laboratory in Russia, less than three months before the Sochi Winter Olympics.
Cyclists could be offered immunity to testify in the planned inquiry into the sport's drug-stained past, but it won't apply to Lance Armstrong.
Cycling is weeks away from setting up an independent commission to investigate the sport's drug-stained past, World Anti-Doping Agency President John Fahey said Tuesday.
The criminal doping investigation into former 100-meter world record-holder Asafa Powell, Jamaica teammate Sherone Simpson and their trainer has been delayed by bureaucratic problems.
Kelly-Ann Baptiste withdrew from the 100 meters at the world championships because she is involved in a doping case.
Olympic discus thrower Traves Smikle is the latest Jamaican athlete to confirm he is being investigated for doping.
Spain's judiciary is investigating a support network that allegedly helped Lance Armstrong with doping while he trained in the country from 1999 to 2005.
Lawyers for the family of Canadian skier Nik Zoricic are considering legal action after investigators in Switzerland concluded his death last year in a World Cup skicross race was an accident.
The ousted presidents of two Brazilian sports federations have filed complaints with the IOC claiming they were removed from their posts after illegal interference from local courts.
If cycling leaders want a credible independent investigation about their possible cover-up of Lance Armstrong's doping, they must give the panel sufficient funding and resources.
The IOC opened an investigation Thursday into Lance Armstrong's role in a doping scandal that has already wiped out his seven Tour de France titles and could cost him his Olympic bronze medal.
Recently retired cyclist Leonardo Bertagnolli has been called in for a hearing with the Italian Olympic Committee's anti-doping prosecutor after revealing details of banned drug use supervised by Lance Armstrong's former doctor.
The Spanish basketball federation says it will investigate media reports that Spain damaged its Olympic village apartments following its loss to the United States in the London Games final.
Former Olympic race walk champion Alex Schwazer will be questioned by the Italian Olympic Committee on Oct. 16 after being excluded from the London Games for doping.
The head of the U.S. Anti-Doping Agency tightened security at his organization after receiving several death threats during his investigation of Lance Armstrong.