sara. the answers are going to come. they're probably going to come slowly because of all the intensity on the human element of this right now to find the people. and it's a little deceptive to look at when you see these pictures because the engine itself the front car, seems like it was about on the right path. but you have to remember there's such a tremendous weight difference between that car and all the other ones where the passengers sit in these cars that came off the rails. they twist and mangled so quickly. but here the situation for the rescuers people who've been working that site overnight, they can't even describe it except through repetition. you know hearing these guys say it's bad, bad, bad, bad. the mayor, mayor nutter here in philadelphia saying i've never seen anything like this in my life. it seems exaggerated until you see these pictures and you realize that they're dealing with something that's very difficult on a lot of levels. now, the obvious is that service has been suspended between new york and philadelphia on the trains and it's done so indefinitely because of what you see in front of you. the tracks are in ribbons right