Fitness issues are often cited as the reason why there would be doubts around Dominic Calvert-Lewin heading to the World Cup this summer, but all you have to do is watch his winning goal against Brighton for evidence of just how strong he is feeling at the end of this season. It had been a gruelling 90 minutes for the striker. He had been chasing scraps, with Brighton having most of the ball and creating the majority of the chances.