In a bid to replace Raphael Varane this summer, Manchester United are searching high and low for a top-quality centre-back. Centre-half was always going to be a priority for Manchester United this summer, but the exit of Raphael Varane for free has only heightened the need to strengthen. Varane’s departure could soon be succeeded by Jonny Evans and also potentially a sale with Victor Lindelof believed to be available. After a season which saw the defence suffer, an overhaul was needed to fix the ageing defensive cohort. Over the past week, there have been several links to centre-backs, all of …