Flick: "We must focus on what we can improve. Referees also need to work on themselves,"

Barcelona head coach Hans-Dieter Flick commented on his suspension for two matches in La Liga for a red card in the game against Betis (2:2).

"We must concentrate on what we can improve. Referees also have to work on themselves. After all, we are all of the human race and can make mistakes.

I accept the red card. I know I need to be more restrained, and that is my responsibility," quotes Flick beIN Sports.