Following Manchester City’s extraordinary 3-3 draw at home to Feyenoord in the Champions League last November, when they threw away a 3-0 lead in 15 crazy minutes at the end of the group tie, there was concern in the dressing room.

For all their achievements and bursts of quality, City are now defined by their age, recurring mistakes and fragility

Manchester City boss Pep Guardiola has said defender John Stones faces a long spell on the sidelines and may have to undergo surgery in the next few days