Coco Gauff, Frances Tiafoe, Brandon Nakashima, Jessica Pegula reach Cincinnati semis

Four American players — Frances Tiafoe, Brandon Nakashima, Coco Gauff, and Jessica Pegula — all advanced to the semifinal round of the Cincinnati Open. The quartet's collective success marked a strong day for American tennis at the tournament. The Cincinnati Open is a key hardcourt event held ahead of the US Open.