Arsenal would surely have taken a draw beforehand, against a Chelsea team that have emerged as surprise title rivals in recent weeks – and especially when they realised they had to play without William Saliba, who injured himself in training on Saturday.
It was a different story when, in the 38th minute, Chelsea were reduced to 10 men after Moisés Caicedo’s X-rated challenge on Mikel Merino. It was one of those that made you wince upon each replay, the stand-in Arsenal striker fortunate to emerge unscathed.
