former white house czar howard schmitt, said money is common theme ar for isis.what do we to to track that? easier said than done, everyone says follow the money, they can't stop it. >> that is the problem. in the digital world we live in. in my early days it was actual cash. you had someone with a briefcase, and truckloads, now in the digital world, you have to find out where and how they are getting it. and how they are transmitting around the world. and then you have to try to zoom in on where they are stock piling it. that is a tough task in the world of trillions of dollars of transactions taking place of day through the internet. neil: me thinks, if they are sitting on billion, then very well heeled groups are backing them. to what end. discern some exten e-- intend ot they are, and whether we're fulfilling their mission by being tempted into a war here? >> that is correct, you look at those stock piles of money, there has to be a way to spend it, you don't stock pile it for unintended use. so there has to be somebody that you payoff to give access to this