can move to our side of the national security perspective so that we can get a better understanding. we certainly cannot go it alone. >> julia, you used to work for the high-ranking official at the department of homeland security. let me ask you a broad question. 20 years later, thousands of lives, $2 trillion. is the united states, are the american people safer now than we were on september 10th, 2001? >> i can say affirmatively yes. i think there's just no question about that. we're not safe, we've never been safe. i think some of the mythology about 9/11 is the thought that it was unicorns and roses before that. it's not just simply our homeland security defenses. of course as general marks was saying, just our capabilities to