Russian rider Alexandr Kolobnev has failed a doping test during the Tour de France, cycling’s world governing body announced tonight.

BEING the son of a famous father can have its disadvantages, and it just may have worked against Nicolas Roche in Saturday’s Olympic road race.

Italy's Paolo Bettini capped a turbulent week by retaining his rainbow jersey in the elite men's road race at the cycling world championships in Stuttgart, Germany on Sunday.