Two Man City youngsters have impressed at the back for City.

Man City have kept two clean sheets in their past two matches. Their defensive performances have dramatically improved in their wins over Manchester United and Napoli. Having Gianluigi Donnarumma in goal has helped City defensively. Ruben Dias and Josko Gvardiol playing together at centre-back makes Pep Guardiola’s side a stronger defensive unit. The importance of Josko Gvardiol to…