Ben Shelton smashes 158 mph serve, sets new Grand Slam record at US Open | Tennis News
Ben Shelton, of the United States, (AP Photo) Ben Shelton produced another stunning display of power at the US Open, hitting a 158 mph (254 km/h) serve during his semifinal victory over Frances Tiafoe on Friday.The 23-year-old American’s thunderous delivery came as he continued to turn his serve into one of the biggest weapons of…