Harvard University has hired another law firm to help it navigate a U.S. House investigation into its response to claims of pervasive antisemitism on campus, weeks after mounting criticism helped spur the resignation of Harvard president Claudine Gay.

The U.S. Justice Department is petitioning the Supreme Court not to entertain President-elect Donald Trump's attempts to influence the court's decision related to a law that would ban TikTok in just over two weeks.

The lawyer for TikTok and its Chinese parent company ByteDance offered a warning during Supreme Court arguments over a law that would compel the sale of the short-video app or ban it in the United States: If Congress could do this to TikTok,