Mikel Arteta acknowledged Arsenal have to accept criticism and apologise after they were thumped 3-0 by Crystal Palace in a demoralising London derby defeat.
Arsenal saw their hopes of finishing in the Premier League top four damaged on Monday as their run of five straight top-flight away wins ended in emphatic fashion.
Jean-Philippe Mateta and Jordan Ayew had Palace two goals up inside 24 minutes and a second-half penalty from Wilfried Zaha ended any hopes of a Gunners comeback.
The defeat leaves Arsenal fifth in the table, behind rivals Tottenham on goal difference, though they still do have a game in hand.
From the beginning we were not at the races, Arsenal boss Arteta said to Sky Sports.
When you come here you have to compete. You have to…