El Tel wrote in The Sun: "Roberto Mancini should have told Mario Balotelli that in no uncertain terms at Carrington on Thursday afternoon.
"News and photographs of his altercation with the striker were, in this technological age, inevitably broadcast all over the world — heaping shame and humiliation on what has always been a great and proud club aspiring to be even greater and prouder.
"The far-too genial Mancini, with his best of intentions, tried to play down the incident yesterday, describing it merely as ‘a spat’.
"That is not the term I would have used. I would have called it an outrage. Or a disgrace.
"Or an affront to one of the game’s unwritten rules: That you do what the manager tells you."