CNN Fareed Zakaria GPS May 12, 2013 14:40:00
Communications. let's actually start putting this travel pattern, putting their cyber footprint pattern and put them together. and create kind of a profile. a threat profile about that specific individual. >> law enforcement would need to do the almost impossible, sort out who are the radical muslims, not prone to violence and those who could turn into terrorists. robert grenier a former cia counterterrorism chief. >> it's a very difficult thing to detect when an individual, small group of people are self-radicalizing. that key step to go from views that you and i may consider to be radical or...