Chris Froome’s claims that athletics should follow cycling’s lead and invest more heavily in anti-doping have been criticised by track and field’s global governing body.

Team Sky has withdrawn Colombian rider Sergio Henao from racing to conduct further tests after its monthly review provoked questions over his blood values.

Chris Froome’s success at this year’s Tour de France has officially been given the green light by drug testers.

Pat McQuaid, the head of cycling’s world governing body, emphasised his commitment to the fight against doping as he launched his manifesto for re-election today.