The elder Williams was off the tennis tour for 16 months until making a comeback at a tournament in Washington last month, where she won one match each in singles and doubles. She hadn't competed anywhere since the Miami Open in March 2024, and had surgery for uterine fibroids later last year.

Carlos Alcaraz cruised into the second round of the U.S. Open with a straight-sets mauling of big-serving American Reilly Opelka on Monday, while veteran Venus Williams made an emotional exit at the hands of 11th seed Karolina Muchova.