Manchester United are reportedly scouting Espanyol left-back Aaron Martin.
According to ESPN FC's Rob Dawson, the Red Devils watched Martin in Espanyol's 0-0 draw with Levante on Friday and "the club have asked to be kept informed of any developments regarding his future."
What's more, despite the Spaniard penning a five-year deal last January, sources report there is a "growing acceptance" at the club that he may be snapped up next summer or perhaps even this winter.
According to football journalist Rafael Hernandez, United could face competition from their local rivals for his signature:
However, to sign the 20-year-old, it appears the clubs will need to be willing to meet his €40 million release clause.