Pep Guardiola was convinced that Manchester City could have done no more in persuading Jadon Sancho to stay. Sancho believed he was ready for the first team in 2017 but the signings of attackers Leroy Sane, Gabriel Jesus and Bernardo Silva suggested his route was far from accessible.
Instead, the young forward took a leap of faith in joining Borussia Dortmund, famed for their development of young talents, and he has become a superstar in Germany.
City have since enjoyed a period of dominance, which has largely ensured they have faced little criticism for allowing Sancho to slip through the cracks.
But if the 20-year-old does complete a summer move to United, City will be given a closer, and perhaps more painful reminder of what they once
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