Mikel Arteta put his hands up to his face and keep them there for a while, before dragging his fingers down. The Arsenal manager could not bear to look; he was a case study in anguish. Arsenal had been 1-0 up, thanks to Pierre-Emerick Aubameyang’s 13th-minute header and, although the balance of the game had swung, there was not long left for them to hang on.Then it happened – one of those individual aberrations that have long blighted Arsenal, driving managers, players and supporters to distraction. Mason Mount’s deep free-kick from the left looked like easy pickings for the goalkeeper, Bernd Leno, only for him to misjudge its flight and miss his punch in darkly comic fashion. Jorginho, the Chelsea substitute, could tap into the empty net at the far post, barely able to believe his ...
