Jack Fletcher is a Manchester United youth player who is seriously impressing during his time at Old Trafford. The Manchester United teenager has been tipped as a top prospect for the Premier League club and is developing in the Red Devils youth academy. Jack Fletcher has not made his senior debut in the United first team at the time of writing, but the Red Devils youngster is making a real name for himself at the club. United manager Erik ten Hag is an admirer of Fletcher and the player has caught his eye during his time at the Red Devils. The 54-year-old Dutchman has been “really impressed” …