Manchester United accept the midfield is the 'biggest problem' in their squad as they continue preparations for the summer transfer window.
United have a week to reinforce in the winter window but that remains highly unlikely as they have a bloated squad of 29 players.
The club commenced plans for the summer window in September and are finalising their shortlist of targets, with the midfield identified as the priority position.
United are long-time admirers of Declan Rice and the West Ham midfielder asked Harry Maguire and Luke Shaw about the club whilst on international duty with England last year.
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