Ghana ganan, and the end of the Group Stage begins. We’ve reached the beginning of the end of the Group Stage, with groups A and B playing their final games on Tuesday. Remarkably, every game still has at least one team with something to play for, meaning there should be some exciting matches to come. But first, a look at the high- and low-lights of Monday’s action. Winners Posterior appreciators: Casemiro secured Brazil’s place in the Round of 16 with his spectacular half-volley against Switzerland in the 83rd minute, which proved to be the winner and the lone goal in…