The court is hearing oral arguments on TikTok’s bid to block a law that would lead to its ban in the U.S. starting Jan. 19 if it isn’t sold by its Chinese owner.

Tiffany Cianci, who says she is a "long form educational content creator," livestreams to TikTok ... [+] The Supreme Court heard oral arguments Friday over whether the federal law—which requires TikTok to separate from parent company ByteDance or else be banned—is in violation of the First Amendment.