Liverpool supporters will be delighted that Arne Slot has finally made moves in the summer transfer window. Federico Chiesa has joined Liverpool from Juventus, while Giorgi Mamardashvili has arrived from Valencia, although he will link up with Slot next summer. Slot clearly has a strong idea of his ideal squad, and that will undoubtedly include the current star men at Anfield. Worryingly, however, a handful of his key players are running down their contracts, with Virgil van Dijk, Mohamed Salah and Trent Alexander-Arnold potentially leaving for free next summer. Keeping all three beyond next s…