Vinokourov positive plunges Tour into crisis

Alexander Vinokourov and his Astana team became the latest high-profile casualties in the war against doping on Tuesday, with cycling descending into chaos once again. The Kazakh rider tested......

Landis determined to prove innocence

Tour de France winner Floyd Landis firmly denied committing a doping offence on Friday and said he would prove he has naturally high testosterone levels. The 30-year-old American tested positive......