Erik ten Hag and Jurgen Klopp have urged fans of Manchester United and Liverpool to stop taunting each other over tragedies involving both clubs when they meet at Anfield on Sunday.
Previous meetings between the two great rivals have been marred by sick chants about the Munich air disaster and Hillsborough tragedy.
Ten Hag issued a heartfelt plea to fans saying that lines should not be crossed, and Klopp told them to ‘keep the passion and lose the poison’.
In a joint statement issued on Saturday morning, Ten Hag said: ‘The rivalry between Manchester United and Liverpool is one of the greatest in world football.