Mark Webber extends lead despite being caught on final lap by Vettel . McLaren driver moves up to second overall after dramatic victory in Montreal . Vettel 's teammate Sebastian Vettel retains second place after also finishing on the podium . Red Bull move further ahead of McLaren in the manufacturers ' standings .
Sebastian Vettel extends lead despite being caught on final lap by Jenson Button . McLaren driver moves up to second overall after dramatic victory in Canada . Vettel 's teammate Mark Webber retains third place after also finishing on the podium . Red Bull move further ahead of McLaren in the manufacturers ' standings .