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)