FILE - In this Sept. 28, 2020, file photo, the TikTok app logo appears in Tokyo. The founder of TikTok’s Chinese owner said Thursday, May 20, 2021, he will give up his job as CEO to focus on longer-term initiatives, a step that comes amid uncertainty over whether the Biden administration will force the sale of the popular short video service’s U.S. arm. (AP Photo/Kiichiro Sato, File)