The Supreme Court has upheld the law requiring China-based ByteDance to divest its ownership of TikTok by Sunday or face an effective ban of the popular social video app in the U.S.ByteDance has so far refused to sell TikTok, meaning many U.S. users could lose access to the app this weekend. The app may still work for those who already have TikTok on their phones, although ByteDance has also threatened to shut the app down.In a unanimous decision, the Supreme Court sided with the Biden administration, uphol ...