Loose Information about WHY it was done. Not how....how it was done...is simple. 1-2 tons of TNT placed on the top...the middle...and bottem to give the visual effect of it falling when the top should of just fell into the street. I just took this:

http://youtube.com/watch?v=bQucQvXVh...h=david%2Bicke

And applied it to what I already know.