Five centre-backs Manchester United are targeting in January including former player, Premier League star and Hummels

Gerard Pique, Barcelona

This Spain international is well known to fans at the Theatre of Dreams having spent four years with the club previously between 2004 and 2008, and Pique is currently unsettled with Barca as he is behind Javier Mascherano and Jeremy Mathieu for a place in the starting XI.

Source: Daily Mail.