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FILE - Chinese scientist He Jiankui looks at a computer screen while working at a lab in Shenzhen in southern China's Guandong province, Oct, 10, 2018. The disappearance of tennis star Peng Shuai in China following her accusations of sexual assault against a former top Communist Party official has shined a spotlight on similar cases involving political dissidents, entertainment figures, business leaders and others who have run afoul of the authorities. (AP Photo/Mark Schiefelbein, File)