continue to live ow our lives and not allow terrorism to influence our lives, bullet those expansions you're talking about, the concrete barriers, you're going to see it, it's already happening in europe and you're probably going to see it probably in the metro polytic areas in the united states. the separation of those to separate vehicle traffic from pedestrian areas. >> what do the next couple days look like? >> we got an explosion right now. we know we got a name, that fame mean i have an internet identity. i can check everything from who he's e-mailing and calling. that sounds easy. i got to interview not only friend and families but neighbors, people he may have worked with two years ago. so you see the rush of what motivated behind, was it a terrorist. behind it people are saying i got a lot of work to do to figure out not only what was