Alex de Minaur opened up about the impact of his most recent loss on his mental health. No. 9 seed Flavio Cobolli upset fifth-seeded de Minaur in Wimbledon’s fourth round 7-5, 7-6 (4), 6-3, ending one of the Aussie’s best chances to reach his first career Grand Slam semifinal. De Minaur has reached the quarters...