Barcelona coach Hansi Flick stated his team was "taught a lesson" in their 4-0 Copa del Rey semi-final first leg defeat against Atletico Madrid. Flick attributed the loss to a lack of teamwork in the first half and criticized a controversial VAR decision.

• Barcelona suffered a 4-0 defeat to Atletico Madrid in the Copa del Rey semi-final first leg.
• Coach Hansi Flick highlighted that his players "did not work as a team" during the first half.
• Flick also expressed frustration over a controversial VAR decision that disallowed a goal for Barcelona.