what i've told everybody i've been in contact with is all it takes is one column. you made an excellent analogy about the jenga. maybe a caolumn on the ground floor or in the garage and that can fail whether it's due to settling or spalling or a confluence of those. all it takes is one column and everything can come down like a jenga. >> unfortunately, i don't know that you were in it, it was a while ago, but after 9/11 those of us covering it and looking for loved ones learned quite an education about these things happening. the trade center was a unique catalyst, a unique temperature point, a unique construction point of an interior spine that it had that is all different from this situation. and yet we do not see buildings collapse like this in this country. what does that mean to you in terms of what the universe of possibility is here? >> well, for one i've been