As we head into the transfer window, there is a little bit of doubt surrounding a handful of Liverpool players. The Reds are of course preparing for life under Arne Slot and they’ll want to make sure the new head coach has all the tools possible to succeed. Nevertheless, there does remain worry over some of the very best players in the Liverpool squad. Several days on from the end of the season and we’re still no clearer on the contract situations of Virgil van Dijk and Trent Alexander-Arnold, for example. Mohamed Salah looks set to stay at least, but that’s not a guarantee either. If that was…