 We didn't have any responsibility with securing the perimeter or anything outside of that venue. As for security at the Republican National Convention... I'm Matt Piper in Milwaukee. The U.S. Secret Service is the leading coordinating agency for this week's events. Agent Audrey Gibson-Caccino says nothing changed after what happened in Pennsylvania. We are confident in the security plans that are in place for this event, and we're ready to go. It's been an 18-month process. Michael Hensel is with the FBI. Currently, there are no known articulated threats.