Following their confidence-sapping draw away to Fulham over the weekend, Arsenal had the tough task of hosting AS Monaco at the Emirates in the Champions League. The French giants, who are third in Ligue 1, were level on points with Mikel Arteta’s side going into the encounter, but it would be inaccurate to describe the game as even. It wasn’t a vintage performance from the Gunners, but they were clearly the better side, and there were a handful of impressive displays from across the starting lineup. However, while it was a good night overall, there were a few worrying performances,…