 Johnson speaking on NBC. The House Oversight Committee wants to hear from the head of the Secret Service, Kim Cheadle, on July 22nd. The House Homeland Security Committee is seeking documents related to the rally security plan and other information from Homeland Security Secretary Alejandro Mayorkas. In addition, U.S. Capitol Police have provided virtual briefings on security for House lawmakers. Another briefing is scheduled for today. On Capitol Hill, Mitchell Miller, WTOP News.