testifying hours tomorrow before the committee and knowing what you know now, what should have been done to prevent the death of chris stevens and the other three americans? >> well, wolf, because of is secretary clinton and the initiative that she took and the work of the accountability review boardf after the horrific events of benghazi, the state department has implemented 29, all of the recommendations of the accountability review board and undersecretary of political aft affairs, i was responsible for all of the bureaus and the international organization, and every single day started with me trying to assess who might be at risk. we put more security guards in place, and more training, and hardened more embassies, and we have created a process called the vital presence validation process for high-risk posts, and put new ways of when to understand a place might be at risk, but i think that most viewers understand that we have