The Supreme Court upheld a law today that could ban the wildly popular social media app TikTok in the U.S. starting on Sunday, unless its Chinese owner agrees to sell it before then. The justices unanimously rejected TikTok’s First Amendment challenge and argued that Congress was entitled to effectively outlaw the app for national security reasons.

The U.S. Supreme Court today upheld congress's ban on Tik Tok, weighting national security fears over the free speech interests of the video site's users and foreign owners. In a unanimous decision, the Supreme Court sided with the Biden administration,

After hearing arguments on Friday morning, the U.S. Supreme Court decided to uphold the law, meaning that TikTok will be banned effective if the parent company ByteDance does not sell the company by Sunday.