China's Peng Shuai serves to Japan's Nao Hibino during their first round singles match at the Australian Open tennis championship in Melbourne, Australia, on Jan. 21, 2020. The controversy surrounding Chinese tennis star Peng Shuai’s accusations of sexual assault against a former top politician continues to cast a shadow of the Beijing Winter Olympic Games that officially begin on Friday, Feb. 4. 2022. Peng disappeared from public view in November, 2021, after accusing former Communist Party official Zhang Gaoli of sexual assault. (AP Photo/Andy Brownbill, File)