resources-intensive, human intelligence. you got to put people in those places to try to figure out what's going on. the fbi is really the only agency that can do that on scale and you saw director wray last week talk about basically 100 disruptions already i think within the last year and the fbi is moving on these things. they've done a good jobover disrupting it. even in the case of this man today, in his manifesto, he talked about how he just planned this attack quite recently. he was probably further inspired by the attack in gilroy just a week ago. this tends to create a contagion that we've talked about on msnbc where one inspired attack oftentimes leads to two or three