World champion Lizzie Armitstead is responsible for the chaos she is in following three missed drugs tests, fellow British cyclist Mark Cavendish said on Tuesday. Armitstead was allowed to compete at the Rio Olympics only after being cleared by the Court of Arbitration for Sport (CAS) following a provisional suspension by UK Anti-Doping (UKAD). Yes it was, absolutely," Cavendish, who is in Rio to take part in the omnium event on the track, told Sky Sports. More...