specifically targeted the united states in the last 18 months, and what you see with both of these men is they use the internet as a driver for their ideas. >> you can go to the internet, you can involve yourself in chat rooms, you can go through the radicalization process. you can receive training, you can receive funding, you can receive operational guidance, and you can receive your orders to execute all virtually without ever having to meet those that radicalized or recruited you. >> reporter: the former cia directer told me at one point they believed there a had to be direct contact between a recruiter or someone who inspires in the case of the christmas day underwear bomber. what we've seen increasingly is that that personal contact or connection be you want to call it the mentoring thing just doesn't need to exist anymore. and you can call this new generation of al-qaeda 2.0 in many ways they're the new digital jihadists, gregg. gregg: all right. catherine herridge live in