Original link: U.S. Supreme Court agrees to hear challenge to TikTok ban / CNBC.
The congress made a law requiring either ByteDance to sell TikTok or US platform companies (Google-Android, Apple-iOS) to drop support for TikTok for national security reasons.
Nobody like the idea of the majority of americans having a chinese controlled app on their phone. But there are some principle problems of using national security concerns to impact businesses this way.