I had that same gut reaction. It's not every day a plane flies into a skyscraper. I read hundreds of posts on the main thread on this story yesterday and post #192 particularly stayed with me:
Remember the last Bin Laden tape thanking the "19 HIGH SCHOOL STUDENTS"..................................
If it happened with Walker why would it be so far fetched or conspiratorial to think there aren't more troubled, easily influenced teens out there being infiltrated. The flight schools played a major role in what happened on Sept. 11. That connection alone leads one to infer that this wasn't an accident.