Diego León must be the most confident 17-year-old in football.Before even landing at Manchester United, he said:Im not going on loan. Ill kill it in pre-season. Within two games, Ill be playing with them.Fast forward. United just gave him shirt number 30.Thats first-team territory. And its his.Ruben Amorim has been watching him.And he has seen something. And now he is in the traveling squad for Manchester United first pre-season season gameFrom Paraguay to Old Trafford, Diego has landed.#news #football #manchesterunited