that could endanger the public. where were these guys in the period after the event is kind of a crucial concern. as you see the bomb disposal robot going to work here, this is the kind of thing they have no choice about here. if someone says there s a backpack to the side of the road there, there s no police officer who should go anywhere near it. absolutely true. and i have seen these bomb disposal robots in action up in montana on the unibomb case. it s too dangerous for a human to do. and the robot does the job very well.