 Rick Klein, thank you. Let's go back to John Carl, also there in Milwaukee. And John, picking up on that point, because this is not just known threats with security, right? It's anybody who could be motivated. We've talked about lone wolves and that threat in the past. It's somebody who may see an event that they saw and then be inspired to do something that can be almost impossible to plan for, especially when you have large gatherings of lots of people.