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.

TikTok’s future in the United States now sits squarely in the hands of the Supreme Court, which will hear oral arguments Friday. At its core, the case features a head-on collision between national security and the First Amendment.