Arteta - The lesson we learned from Olympiacos

A lot has happened since we were last in the Europa League knockout stage, 12 months ago.

But Mikel Arteta says that has given us plenty of time to reflect on exiting last season's competition against Olympiacos, and prepare for a similarly tough test this time around.

"I thought it was very cruel with the way we got knocked out of the competition," he said. "The tie was in our hands and we scored a goal, but then we conceded in the last minute of extra time.

"We still had a massive chance with Auba to go through, but the big lesson there is that you have to play every single minute of the competition with a high focus. Every detail matters and every situation has to be handled, and it’s about…