>> i did. i did. but he really engaged the american people. i thought it was very effect to say people have written to me and this is what they said and i'm listening and i'm engaging. i also think he made a point tonight that i've not heard him make that was very important. he started with world war i and he reminded everybody that our soldiers have died from poison gas. then of course he mentioned the holocaust. but then he made the point that if assad is not stopped he will use chemical weapons more, other dictators will feel free to do that, and our soldiers are more likely to come under gas again. and remember in the first iraq war, we thought that we were going to face chemical weapons. so he closed the loop about how it directly affects american security. >> let's talk about the reality, the logistics of actually doing this, securing these weapon sites, ultimately destroying them. i want to bring in experts to the table, david kay former