Chris Froome vows he's done nothing wrong amid doping row

Chris Froome insists he has 'done nothing wrong' and has defended his decision to return to racing at the Ruta del Sol.The four-time Tour de France winner is still fighting to prove his innocence after returning an adverse analytical finding for asthma drug salbutamol during last year's La Vuelta - a race he won in an historic Tour-Vuelta double.Several rivals, as well as UCI president David La...