Jose Mourinho has vowed to spend big on improving his backline this summer, but who are the defenders he could realistically get hold of?
Getty ImagesRaphael Varane (Real Madrid)Mourinho has previously taken the credit for bringing through Varane at Real Madrid and remains an admirer of the France international. With the Blancos set for a summer overhaul, the 24-year-old could become available.AdvertisementGetty ImagesSamuel Umtiti (Barcelona)Continues to be linked with a move away from Camp Nou due to his relatively affordable release clause of €60 million. Manchester City were heavily linked before signing Aymeric Laporte.Getty ImagesToby Alderweireld (Tottenham)
Widely regarded as the best centre-back in the Premier League, the Belgium international is still to sign a new deal with Spurs.
That could lead to the north London outfit cashing in at the end of the current campaign, with the Belgium international available for a poultry £25m come the summer of 2019 as per the terms of his release clause.
Getty ImagesMilan Skriniar (Inter)
Linked with Real Madrid, Barcelona and United, the 23-year-old has impressed for the Nerazzurri this season since joining from Sampdoria last summer.
The Serie A outfit have already rejected bids for the Slovakia international and he looks set to be one of Europe's hottest properties come the end of the season.