Diallo could receive his senior debut after being included in the squad.
Man United have not picked David de Gea or Eric Bailly in their 20-man squad to face West Ham United in the FA Cup 5th Round.
Paul Pogba is out with a muscle injury, but Amad Diallo has been included in the squad after impressing in the U23s level in recent weeks.
Young goalkeeper Nathan Bishop has been spotted with the squad and could be in contention for being included in the United matchday squad for the first time in his career.
United squad vs West Ham:
Goalkeepers: Dean Henderson, Nathan Bishop
Defenders: Aaron Wan-Bissaka, Axel Tuanzebe, Victor Lindelof, Brandon Williams, Alex Telles, Harry Maguire, Luke Shaw
Midfielders: Nemanja Matic, Scott McTominay, Fred, Bruno Fernandes, Donny van de Beek,
Forwards: Amad Diallo, Edinson Cavani, Daniel James, Anthony Martial, Mason Greenwood, Marcus Rashford.
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