Liverpool and Man City chiefs send joint letter to fans over 'unacceptable behaviour'

The sides face off in the Carabao Cup next week. 

FRIENDLY RIVALRY: Manchester City manager Pep Guardiola shares a joke with Liverpool manager Jurgen Klopp. Picture: Michael Regan/Getty Images

Liverpool and Manchester City chiefs have written a joint letter to supporters of the clubs, pleading with them to behave in a bid to end the toxic feud between the sides.

The move comes ahead of next week's Carabao Cup fourth-round tie at the Etihad Stadium.