CNN Wolf December 10, 2015 18:08:00
Saying, and this is not a breach of your privacy. if you're talking to a foreign terrorist, this tool can be very, very helpful -- >> can i ask you -- i'm sorry to interrupt you on this, senator. because i want to really -- i want to pin this down. do you have definitive evidence that because of some of those adjustments in surveillance, that is the reason why clues were missed here? this specific case? >> no, we don't. it is one of many tools that we have. the question is, how do we -- should we be compromising ourselves, putting ourselves in more at a disadvantage in learning these type of t...