Celtic let their class show yesterday afternoon after dishing out a 3-0 drubbing to Rangers on what turned out to be a beautiful Sunday in Glasgow’s east end. The Bhoys were truly dominant and Brendan Rodgers was quick to point out post-match that the best is yet to come from his side. He stated: “There always has to be more. Our pressing has been really good, and it was again today. There are other aspects we will analyse where we will improve. It’s so early in the season, and there’s a lot more growth to come.” With four Scottish Premiership games gone, Celtic sit at the top of the Scottish …