Mikel Arteta has blamed Arsenal's limited squad depth for their struggles keeping up with Liverpool at the top of the Premier League table. Saturday's 2-2 draw with Aston Villa saw Arsenal drop six points behind the leaders,

Villa fought back through goals from Youri Tielemans and Ollie Watkins to deal a potentially devastating blow to Arsenal’s title battle with Liverpool

There is never a good time to lose a north London derby but for both Mikel Arteta and Ange Postecoglou a defeat on Wednesday would only serve to further rile fanbases whose murmurs of discontent have grown more audible.