 Wenger used statistics to question Riley's impartiality – of the referee's last eight matches at Old Trafford, he awarded eight penalties to the home team.Wenger was not surprised at United's rough treatment of Reyes – "That's what they always try against us when they're in a difficult situation" and accused Van Nistelrooy of being a cheat in his post-match television interview.Vieira, like his manager, was disappointed in Riley's handling of the match, but sought positives