TikTok contends that the House bill is unconstitutional, and insists it is not controlled by the Chinese government. But some critics argue that a Chinese-owned app should not be allowed to operate in the US, in the same way that there are restrictions on foreign ownership of legacy media such as newspapers and television stations. It is not only national security that concerns some critics. More and more Americans get their news from TikTok, and some say this gives it undue influence. Jewish groups in the US, for example, accuse it of giving pro-Palestinian voices more prominence in its algorithm...