Su: Brighton were full of purpose from minute one, United were not. Talking about the Onana mistake will simply cover the multitude of problems at Old Trafford. Brighton played like a hot knife through butter. This game shone a light on the fact our problems haven't gone anywhere.

Ruben Amorim’s side struggled once again, finding new ways to concede in chaotic fashion as the Seagulls grabbed a third successive win at Old Trafford