Earlier this summer, Coco Gauff was in New York and in need of some inspiration. As reigning U.S. Open champion, she and the tennis world had high expectations for her title defense. But in the build-up tournaments for the fourth and final major of the year, she had gotten into a rut. She lost in the third round at the Canadian Open in Toronto, then was beaten in her opening match at the Cincinnati Open, a tournament she won last year via a rare victory over world No. 1 Iga Swiatek in the semifi