Youngster Alvaro Fernandez spent last season on loan with Preston and he enjoyed an excellent 12 months playing in the Championship, making 42 appearances and developing different aspects of his game.
Fernandez was assessed by Erik ten Hag in pre-season and he started in friendlies against Leeds, Lyon, Wrexham and Athletic Bilbao, but the decision was taken to send him out on loan to Granada CF.
Many supporters have wondered whether Fernandez was able to be recalled given the injuries at left-back, but he can only be brought back in the January window due to the loan release clause in his contract.
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Fernandez has made three La Liga starts this term and he's been given just 371 minutes, but there have been glimmers of promise and his performance against Barcelona was excellent.
The 20-year-old should return from Spain at the end of the season as an even better player and he's got a bright future ahead, although it remains to be seen whether that's at Old Trafford.
Charlie McNeill has outgrown academy football and he played for Newport County last season. His experience in League Two taught him about senior football and he's playing football in the division above this time around.
McNeill is currently at Stevenage Town, who are currently in fifth position in League One, but he's been left out of multiple matchday squads after initially featuring in the club's first few games of the season.
It's not yet clear whether McNeill's squad omissions have been for tactical reasons or if he's struggling with an injury. He scored on his first appearance for Stevenage and his loan spell has faded since then.
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