Liverpool have some of the best players in the world, and Cesc Fabregas has been particularly impressed by one of them. Mohamed Salah is one of the best forwards on the planet and remains a force to be reckoned with despite being 32. Virgil van Dijk is also 32, but the Netherlands international still is as capable a central defender as anyone. William Saliba rates Van Dijk highly. As for Alisson, the Brazil international is one of the best goalkeepers in the world. Sky Sports Gary Neville thinks highly of Alisson. Trent Alexander-Arnold is another top-class Liverpool player, and former Arsenal…