Manchester United are looking to sign centre-backs this summer to strengthen the position and Goncalo Inacio is one of the names linked. In 2017 Manchester United looked to the Portuguese league to sign a centre-back, bringing in Victor Lindelof from Benfica. This summer is expected to be Lindelof’s last at United, and to replace him, the club could once again look to sign a player from the league he previously played in. A name consistently linked to United over the past two years is Sporting centre-back Goncalo Inacio. READ MORE: Manchester United confirmed signings, transfers in, out, loan …