Jorge Salinas has emerged on Manchester United’s transfer radar as a potential alternative to Lewis Hall. The latest news is that Newcastle will not sell Hall this summer, so United turned their attention to 19-year-old Spanish left-back Salinas. Photo by Juan Manuel Serrano Arce/Getty ImagesHow much is Lewis Hall worth looking at this list of the most expensive full-back transfers of all-time? More United NewsSalinas has a £13.7 million release clause in his contract, as is required for all players in La Liga. Antonee Robinson is now being linked as an alternative to Lewis Hall TalkSPORT report United are interested in the Fulham defender.