If the rumours are true, Manchester United are desperately on the hunt for a new centre back this summer.
Ole Gunnar Solskjaer has identified the area as a problem one for Manchester United and is trying to address it.
Harry Maguire is the prime target, but he is not proving very easy to get from Leicester City. In fact, he may cost as much as £90m.
That’s a high price to pay, particularly with United looking to strengthen elsewhere as well. So who are the alternatives they could look at? We’ve identified four.