This time last year there were many people raising huge question marks over Liverpool’s defence. Jurgen Klopp’s side looked jaded. It seemed like the Reds were past their best. The defence in particular, was looking weak, and far too easy to beat. There were huge concerns over the form of Virgil van Dijk, who seemed to struggle as much as the rest of the Liverpool defence. These performances were so uncharacteristic from the now Liverpool captain that people were afraid he might have started to decline. But this season, Van Dijk has quashed all those doubts aside. And he has once again proven …