TikTok plans to shut down app in US Sunday if ban holds, reports say. Here's what to know.

TikTok is preparing to shut down its popular short-video app to hundreds of millions of users in the U.S. if a federal ban goes into effect Sunday, reports say. Sunday is the deadline for TikTok's Beijing-based parent company, ByteDance, to sell its U.S. assets or allow the app to face a nationwide …