and lorenzo vidino, director of the program on extremism at the center for cyber and homeland security at george washington university. he is an expert on radicalization and terrorism in europe and has advised u.s. and european law makers. lorenzo vidino, based on everything that we've just heard from the reporter in brussels, peter spiegel, are we now engaged and truly a global -- in truly a global war now? >> i think it's undeniable that i.s.i.s. has inspired individuals worldwide to carry out attacks and i think what we're seeing now is what i.s.i.s. is directing, kind of the novelty of the paris attacks and part of the brussels attacks today is directly engaged in attacking nort north africa, mie east and the west. so we have more organized clusters of networks that have received training in syria and iraq and received the order to mobilize and carry out the attacks so they are more sophisticated than the individuals just inspired by i.s.i.s. ideology, like the san bernardino shooters in the united states. there is a different degree of sophistication when you receive training and