Kai Havertz made himself a talking point this weekend by ‘diving’ in the Arsenal win over Brentford at The Emirates. Havertz ended up being the hero in the end by nodding home a dramatic winner but prior to that goal, he had been desperate to get the winner by any means. That led to the German going down very easily in the box trying to win a penalty. The referee didn’t have it, and the VAR also decided nothing was going to be given. But with Havertz on a yellow card, some felt he should have been given a second card for diving. However, speaking on Sky Sports, former referee Dermot Gallagher …