CNN State of the Union May 5, 2013 16:29:00
Two men who were able to do quite a bit of damage as far as we can tell they are not -- they are not acting at the direction of anything but the influence of either the internet or maybe something happened in russia when tamerlan was over there. how do we go about identifying them or should it be about prevention? >> i think we have to ask why is it that some young are vulnerable to that narrative. there has to be something about the individual that he or she -- >> do you have a theory? i agre with you. >> i think when we see people who are more or less self radicalizing and may a trip abroad ...