reporter: a congressman also warned that july 4th is a target rich environment with events on military bases as well as parades across the country. thank you. just getting in from our producer at the justice department that the fbi is establishing command centers around the country ahead of this weekend s holiday with an emphasis on info sharing and intelligence gathering. those are expected to stay in place after the fourth of july as well. seven people are being questioned about friday s attack. the suspected gunman walked across the beach after the shooting. a source tells the ap four people were arrested today. a court in the united air edd edd arab
what happened and didn t happen around this case. there is also a bit of kind of info sharing. we talked about stovepiping even after 9/11. unfortunately we have these large bureaucracies. not just with the fbi. but talking about other agencies, homeland security, cia. where was that information-sharing? where did we lose the opportunity to further connect more dots? martha: where is the dni? we are supposed to have a director of national intelligence, whose entire job, whose mo is to join the pieces together to be sure they re talking to each other and that clearly didn t happen. i go back to the fact they had to show this video on national television of these two and basically say, does anybody know who these guys are? why wouldn t they have had pictures of tamerlan tsarnaev on file? why wouldn t they do face-matching? for this video we re seeing right now and say actually, this guy was on our radar, the russians talked to us. they had to go to the american people and say, anybody kn