threats to our security. it's hard for me to imagine that we're doing enough and we can always do better. >> when you're in a classified bunker getting briefings on these topics, i'm one of five people in the senate who's never been a politician before. and in my five months and my time interviewing people, it is fairly stunning about how when you ask direct questions about not just our cyber relations, and our implementations, and our doctrines, when you ask who's responsibility for doctrines inside the executive branch. in the last administration and the current administration, you see that people start looking sideways to see who else they can point to. what is the fbi's role in cyber security? >> i think the fbi probably has