The future of TikTok is mired in uncertainty in the United State after the House of Representatives passed a bill last week which could ultimately lead to the wildly popular video app being banned.
(verb) to ask somebody a lot of questions about their ideas, actions... often in an unpleasant way.
pull out
Tiktok has never existed in mainland China, though the app was available in Hongkong until July 2020, when it pulled out shortly after Beijing imposed a controversial national security law in the city.