WTA Miami, USA Women Singles

FILE - Naomi Osaka, of Japan, reacts during her match against Maria Sakkari, of Greece, in the quarterfinals of the Miami Open tennis tournament in Miami Gardens, Fla., in this Wednesday, March 31, 2021, file photo. Sakkari won 6-0, 6-4. Naomi Osaka withdrew from the French Open on Monday, May 31, 2021, and wrote on Twitter that she would be taking a break from competition, a dramatic turn of events for a four-time Grand Slam champion who said she experiences “huge waves of anxiety” before speaking to the media and revealed she has “suffered long bouts of depression.”(AP Photo/Lynne Sladky, File)

FILE - Naomi Osaka, of Japan, reacts during her match against Maria Sakkari, of Greece, in the quarterfinals of the Miami Open tennis tournament in Miami Gardens, Fla., on March 31, 2021. Osaka says she's been shocked to hear about a fellow player who has gone quiet since making a sexual assault allegation against a former top government official in China. (AP Photo/Lynne Sladky, File)