Get the biggest City stories, analysis and transfer updates delivered straight to your inbox Ederson says individual mistakes could decide the Champions League final, so he has urged his teammates to cut out the errors that characterised Manchester City's two recent losses to Chelsea.
City lost to Thomas Tuchel's side in the FA Cup semi-final at Wembley, and then the Premier League meeting at the Etihad, in games that saw half-strength sides struggle against Chelsea's organisation.
Pep Guardiola will surely name a stronger team in Porto compared to both of those defeats, but there's no doubt that Tuchel has improved Chelsea since replacing Frank Lampard and that is evidenced by their journey to the Champions League final.
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