Manchester United have confirmed that center back Lisandro Martinez has suffered an ACL injury. MORE — Man United vs Crystal Palace recap Martinez was stretchered off the Old Trafford pitch in tears after suffering the injury in the 2-0 defeat against Crystal Palace on Sunday.

The Argentina international faces a significant spell on the sidelines and his absence leaves Ruben Amorim without a fit left-footer to play on the left of his back three

Amorim could mix things up further by moving the Dutchman to the central centre-back position and Maguire to the left. Maguire has experience playing as the left-sided defender in a three for England and Hull City but he is more of a ball-carrying centre-back than a passer.