CNN CNN Newsroom April 15, 2013 19:13:00
Prevent something like this? and are you surprised that this happened? or is this something that is obviously just ultimately a fear and sort of a vulnerability of something like a marathon? >> well, i think it is a vulnerability is conservative. as we all know, you know, we're very poorous as a nation. you would always hope that events like this would not take place, but i will tell you, it is in the forefront of the minds of law enforcement anytime an event like this is staged. you're hoping the intelligence community has kind of an edge on things to where there is information floating aroun...