ok well i didnt watch that video, seeing as it would take me 3hours to dl it...but i do have my mitts on another video about 9/11, now idk if this piece was in there or not but if so my bad for reposting it...

it has to do with the pentagon, and what exactly hit it...

http://www.freedomunderground.org/memoryhole/pentagon.php#Main>http://www.fr

^i just saw that after i posted, copy and paste the whole URL into address bar, it will work