Louis van Gaal’s 10 biggest transfer targets for Manchester United this summer including Chelsea targets

5. Mats Hummels, Borussia Dortmund

Yet another centre-back now as the departure of Ferdinand and Vidic is proving to have caused a real headache for van Gaal.

Hummels is a stalwart for both Dortmund and the German national team and is considered to be one of the finest players in his position in world football.

Source: Manchester Evening News.