Tour de France director Christian Prudhomme has expressed his disappointment over the latest scandal to affect the tour, after Team Astana withdrew following Alexandre Vinokourov’s positive test for a banned blood transfusion.

Team Astana have withdrawn from the Tour de France after Alexandre Vinokourov tested positive for a banned blood transfusion.

Michael Rasmussen today expressed his regret that yet another Tour de France has been tarnished by a doping scandal.