brian levin is a terrorism analyst and professor of criminal justice at california state san bernardinond brian joins us to talk about things. you and i spoke last hour and you found it most curious, brian, that in the back of that truck, which we've just showed our viewers, when it came to a stop, and the 31-year-old french national who is described as tunisian descent was dead, they were able to get a look inside that truck and see vast amounts of explosives. there were -- there was ammunition, there were grenades, there were rifles that, you know, that kind of thing. talk about how curious you find that given where this was in france. it's not like it's in the united states, where access to that would be easier. >> great question. certainly, long rifles, semiautomatic assault weapons, are much harder to get in france, not impossible, but very difficult. also, if we're talking about military-style munitions, that's not easy to get, either. there is a black market, but very difficult to get. what i'm curious to know, whether we're talking about handheld grenades? which could be used by

they're saying france deserved it. >> brian levin, that's a sobering thought you share with us. speak with you again. thank you very much, brian, for joining us from philadelphia. >>> placoming up, we have more eyewitness accounts of this horrific attack in nice, france, so stay with us. >>> it has been about 12 hours since unspeakable horror was unleashed on revelers there in the french coastal city of nice, france. folks who were just out celebrating their version of our fourth of july. it is called bastille day there. it happened july 14th. every year is celebrated with fireworks and parties. there were many fireworks there along the coast of the mediterranean. many people out enjoying that night until the unthinkable happened. brian williams spoke last night with an eyewitness, terry clark. she was just sitting on the grass right in the middle of the promenade there when that attack occurred. terry has lived in nice for the last 20 years and describes when she first realized something was dreadfully wrong. >> i was sitting just outside the negresco in the middle of the prome

joining me now is brian levin, from the study of hate and extremism at california state university.ink, the fact that he has tunisian descent, residency through status of marriage, are we seeing pieces of the puzzle coming together? >> i think we are. but here is the interesting thing. first, tunisia, of all the countries that were involved with the arab spring, it was the first one -- actually, the most successful with regard to having a democratic conversion. but what i think we have here, is more related to france. and that as we have a large unassimilated population, france has approximately 66 million people, almost 6 million are muslim, and from north africa, places like algeria have had during the '90s a terrible experience with regard to civil war and terrorism, among the worst of the 20th century. and these immigrants are socially and residentially segregated. they're not as assimilated. next, the prison system there, disproportionate number of muslims and immigrants in the system, and that has been a fertile recruiting ground for extremism. we have radical preachers. on to