United will battle Manchester City, Chelsea and Arsenal for Vitesse Arnhem youngster Thomas Buitink, according to reports .
The 15-year-old striker has scored over 100 goals for Vitesse's various youth teams and is a Dutch Under-16 international.
Chelsea's links with the Eredivisie club could see them emerge victorious in the fight for Buitink's signature.
Blues youngsters Lewis Baker, Nathan, Danilo Pantic, Isaiah Brown and Dominic Solanke are all currently on season-long loans at Vitesse.
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