What to know

• NEW YORK–Coco Gauff saved two match points in rallying to defeat reigning French Open champion Mirra Andreeva 2-6, 7-6 (9/7), 6-2 in a US Open quarter-final on Wednesday. Fourth-ranked Gauff, a 22-year-old American and two-time Grand Slam winner, advanced to T...S1
• Coco Gauff came back from a set down to beat Mirra Andreeva 2-6, 7-6, 6-2 in the US Open quarter-final on Wednesday night. Gauff looked out of sorts in the first set and was heading for a disappointing exit from her home Grand Slam.S2
• It's the first time since 1975 that all four of the women's top seeds reached the U.S. Open semifinalsS3