of the train, trying to get a glimpse of history unfolding right now. it's a very, very moving sight and we watch all of this unfold. john king is with me, dana bash is with me. mary cate carey is with me. there's going to be a formal ceremony one the train arrives. the casket will be removed, president bush, laura bush and family, they will be here. and all the military honors he deserves. >> we had the good fortune of getting a tour of the library. you see a bridge out in the back and mary cate can describe it better, it's a bridge and it's a private area that you can't see. it's secluded on purpose. the bushes decided that would be their final resting place. after days of ceremony and days