ARSENAL won their Europa League group by beating Zurich but their performance was far from convincing.
Mikel Arteta named a fairly strong side but the likes of Gabriel Jesus and Fabio Vieira did not hit their usual heights.
It is possible fatigue is catching up with the Gunners with this their tenth game since the start of October.
But there were other concerning signs for Arteta as fringe players Albert Sambi Lokonga and Fabio Vieira did not impress.
Kieran Tierney was the matchwinner on his return to the side and he should be fit to play Chelsea on Sunday – a big boost for the Gunners.