Biden’s Justice Department on Monday served the House Sergeant at Arms a grand jury subpoena for documents. “House of Representatives Sergeant at Arms William McFarland announced his office was served a grand jury subpoena by the Justice Department, sparking a wave of theories on social media Monday afternoon,” Newsweek reported. “McFarland formally notified House Speaker Mike Johnson, a Louisiana Republican, of a subpoena on Monday,” according to Newsweek. It is unclear what the subpoenaed documents are related to or what the grand jury is investigating.