"The First Amendment exists to protect free speech in the United States," Senior Circuit Judge Douglas Ginsburg wrote in a December ruling for the US Court of Appeals for the Dist

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.

The justices, who asked tough questions of both sides, showed skepticism toward arguments by lawyers for TikTok and its users.