The 17-year-old is highly regarded at Old Trafford.
King is born in Oslo but qualifies to play for Gambia through his father.
The Daily Mirror says United boss Sir Alex Ferguson may have concerns about giving his consent.
The 17-year-old is highly regarded at Old Trafford.
King is born in Oslo but qualifies to play for Gambia through his father.
The Daily Mirror says United boss Sir Alex Ferguson may have concerns about giving his consent.
