then there was the fourth plane which we were tracking and the passengers took down in shanksville.d not know how many planes they were going to be. that day and the next day and the next day it was about doing everything we could to follow every thread to make sure there would not be another attack. that is -- to have the president basically say to the attorney general, don't let this happen again, to know you have thousands of lives in your hands, that is a very sobering experience. and i have to say, no one else got killed that day after those four planes went down, and we managed quite successfully to seriously cut back on the terrorist threat, but not without a lot of work and re-architecture of the legal system. david: you described the build up to 9/11, we were prepared for the wrong war. we did not anticipate primitive hijacking. what are the risks today that we are doing the same thing? michael: that's a great point. even from the standpoint of terrorism, we did focus a long time on the issue of wmd, chemical, biological weapons, and built some capabilities to deal with tha