 possible i don't want to speculate until the investigation is over but the bottom line is that if you saw someone climbing onto a roof that you hadn't authorized any clearance on it's got a clear line of sight it's exactly adjacent to the shooting where the president was sitting and you're talking about a pop shot and you've got people yelling and there should have been comms the minute that that local law enforcement who apparently had a rifle pointed on there should have been an emergency frequent comms channel that they could have said we have a shooter on the roof shooter on the roof