American women's tennis star Serena Williams celebrates after defeating Danka Kovinic of Montenegro during U.S. Open first-round singles play at USTA Billie Jean King National Tennis Center on Aug. 29, 2022 in the Flushing neighborhood of the Queens borough of New York City.

Serena Williams says she had a benign branchial cyst "the size of a small grapefruit" removed from her neck and "all is OK."