Hmmmm . If it was a plane why there was any parts of it outside the building...( not that I was to push you about this ) . Besides the lawn is almost perfect after the hit.. no wonder itīs called Penta lawn in one site......
look closely itīll take over 1 minute to happen....
http://www.youtube.com/watch?v=L75Gga92WO8
See that "head" sticking first. Too small and little for aeroplaneīs nose. Nobody can fly a jumbo that low ... it comes directly from side!