Manchester United manager Erik ten Hag has one of England’s brightest prospects coming through the ranks. Erik ten Hag was unfortunate not to sign the player he wanted most during his first summer in charge, with Frenkie de Jong staying at Barcelona. De Jong was a player who Ten Hag helped become a star at Ajax, before the Dutch club cashed in. Now at Manchester United, thanks to a little patience, he has another budding superstar coming through, Kobbie Mainoo. This time the manager will want to keep hold of the talented prospect. Kobbie Mainoo scores winnerKobbie Mainoo scored the winner to f…