This is going to get out of hand quickly.
Anyway, I agree with the professor. Bombs did bring down both towers as well as WTC 7.
As long as were talking about eyewitnesses:
http://bellaciao.org/en/article.php3?id_article=6964
Here are the squibs the first article is talking about:
[img]http://www.physics.byu.edu/research/energy/9-11%20Picture7%20(squib1).jpg[/img]
Here's a good paper also:
http://www.physics.byu.edu/research/energy/htm7.html
Oh, and here's another beauty:
http://www.capitolhillblue.com/artman/p ... 7639.shtml