There’s scarcely a Rangers v Celtic game that goes by without Chris Sutton making headlines. The former Celtic striker is routinely baiting supporters with conspiracy theories about referees and his blatant bias towards the green side of Glasgow. That’s fine. After all we see it plenty often with the likes of Kris Boyd, who certainly views the world through a pair of blue-tinted spectacles. But what if there is something more sinister behind Chris Sutton’s drastic Rangers refereeing rhetoric? Graeme Souness criticises Chris SuttonAccording to Rangers legend Graeme Souness, there might be a dee…