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.

U.S. Steel and Japan’s Nippon Steel sued the United States government on Monday in a last-ditch attempt to revive their attempted merger after President Biden blocked it last week on the basis that the transaction posed a threat to national security.

U.S. Steel and the Japanese firm that had sought to acquire it are suing the Biden administration after the president announced he was blocking a proposed deal for the iconic American manufacturer.