PORTRUSH, Northern Ireland — Twenty minutes, dissecting a tenth-of-a-second sequence, to determine if a ball had shifted two dimples. The verdict would decide not just a two-stroke penalty but whether ...

NEW YORK (AP) — Coco Gauff kept wiping the tears welling in her eyes between points in her second-round match at the U.S. Open on Thursday night, trying to stay composed, trying to give herself a ...