 When I was getting to the end of my career, just prior to my retirement, the big thing was drones and drones being used as a weapons delivery system. So we made modifications to handle that threat. And if a modification needs to be made now, it'll happen. How difficult is it to secure this kind of location? It's not only a huge crown, but it's outdoors. I know this is what you all do, but I got to imagine this is a specific challenge.