https://www.reuters.com/article/us-usa-china-tiktok-lawsuit/tiktok-saying-it-had-no-choice-sues-trump-over-threatened-u-s-ban-idUSKBN25K1SH >Saying it had "no choice," TikTok on Monday sued U.S. President Donald Trump over his executive order banning transactions in the United States with the popular short-form video-sharing app.