Real Madrid have branded comments made by match officials set to take charge of their Copa del Rey final against Barcelona “unacceptable” after the referee broke down in tears at a press conference.

Coach Hansi Flick mentioned that Lamine Yamal was preparing a surprise, but after it leaked, the youngster is now mirroring one of his idols at FC Barcelona.

Real Madrid has been locked in a battle with the officials in Spanish football throughout the season, and the situation has ...