Scottish Police Federation call for an end to the `` madness '' of fractious Old Firm matches . Glasgow derby between Celtic and Rangers on Wednesday marred by violent scenes . Celtic manager Neil Lennon pulled apart from Rangers player and assistant manager . In a statement on the SFA 's website he said : `` As chief executive of this organization , I was both saddened and deeply embarrassed to witness the scenes that unfolded during what is supposed to be Scottish football 's flagship fixture : these images were broadcast around the world and shows our game in a poor light . ` The violence erupted after a goal was disallowed in injury time when Rangers' defender Steven Davis tripped over Celtic striker Leigh Griffiths as he tried to clear a cross.
Scottish Police Federation call for an end to the `` madness '' of fractious Old Firm matches . Glasgow derby between Celtic and Rangers on Wednesday marred by violent scenes . Celtic manager Neil Lennon pulled apart from Rangers player and assistant manager . The violence erupted after a goal was disallowed in injury time when Rangers' defender Steven Davis tripped over Celtic striker Leigh Griffiths as he tried to clear a cross.