people may not know this but there are 16 intelligent agencies out there. you know about the cia, you know about the nsa, but there are many others that are part of this team, in effect. you have the nro, national reconnaissance operation, that runs the spy satellite, the nga that analyzes the spy satellite data. so many. and every day they re fighting these kinds of threats. there are many threats out there. this is one takeaway they talk about specifically cyber threats. but, you know, things that we saw play out in the streets of paris were important as well. we re coming up for the last several months one big warning they always make is that these guys are going dark. they re using simple tools that make them virtually invisible to surveillance. here s a brief clip of the special. i think you get a real sense here. reporter: countless enemies launching a staggering number of attacks, tracked here in the nsa s cyber command center. how many cyber attacks do you see a day here?