 Well, not necessarily a Secret Service agent. When it comes to restricting access to buildings outside an event perimeter, that's often left to local law enforcement, according to O'Grady. And I should note here that she left the Secret Service after it came out that she'd criticized Trump on social media in 2016. But before that, she'd been a special agent in charge in Colorado when it was a swing state, and that means she worked on a lot of these political events.