The Supreme Court seemed to lean Thursday toward upholding a law forcing Chinese parent company ByteDance to sell off TikTok, with all nine justices indicating national security concerns posed by the social media app outweighed potential threats to free speech.

A majority of the justices appeared more concerned about the national security implications of the popular app’s Chinese ownership than about the restrictions on free speech the law would impose.

The Supreme Court's nine justices heard arguments on Friday in a challenge by TikTok and its Chinese parent company ByteDance to a law that would force a sale or ban the widely used short-video app by Jan.