A damning report into doping in Australian sport has "torpedoed" the country's identity as a nation of fair play and investigators must quickly name the athletes and teams involved, according to former prime minister Kevin Rudd.
Denmark's top cyclist Michael Rasmussen Thursday admitted to extensive use of doping for 12 years, dealing a further blow to the sport since Lance Armstrong's confession.
Alex Rodriguez was ensnared in a doping investigation once again on Tuesday when an alternative weekly newspaper reported baseball's highest-paid star was among a half-dozen players listed in records of a Florida clinic the paper said sold performance-enhancing drugs.
Former NBA player Marcus Williams' positive test caught sports news headlines in China on the New Year's Day.
The Lance Armstrong scandal left a huge gap in cycling's record books and further tainted the sport in a year when Britain experienced Olympic bliss in the wake of Bradley Wiggins' Tour de France title.
Australian Olympic chief John Coates wants all athletes, coaches and officials to sign a declaration stating they have never used banned substances before they are allowed to go to a Games.
Lance Armstrong was ditched from the Tour de France record books on Monday but the question of whether cycling should forget his tarnished legacy or use it as a force for change must be urgently addressed.
Lance Armstrong was stripped of his seven Tour de France titles and banned for life on Monday after the UCI ratified the USADA sanctions against him. UCI strips Armstrong of Tour de France titles Armstrong legacy hangs over sport's future path
Chinese sports fans expressed mixed feelings towards Lance Armstrong after the legendary American cyclist was banned for life and stripped of seven Tour de France titles by cycling's governing body UCI on Tuesday.
Lance Armstrong was stripped of his seven Tour de France titles and banned for life on Monday by cycling's governing body UCI. Fans show mixed feelings
Lance Armstrong possibly had cheated his way to the top of the cycling world through an elaborate doping scheme never seen before in the sport. USADA release strong evidence for Armstrong doping case Quotes on Armstrong case
The US Anti-Doping Agency on Wednesday issued a 1000-page investigation report full of evidence that shows the world's most famous cyclist Lance Armstrong is a dope cheat.