 Now, Green says this is the closest call for a president since Ronald Reagan was shot in 1981. U.S. Capitol Police will conduct a virtual security briefing for House offices at 2 p.m. Eastern today. Sandra? All right. Chad Pergram on that for us. Chad, we'll check back in with you soon. Thank you. John? Sandra, a Trump campaign staff memo says the Republican convention will go on as planned and new security will be implemented for staff. Our Bill Malujan, he's in Milwaukee with more on this. Bill?