It's been disproven -- The 'billions' made in shorts were just a hedge against a much larger long position that was initiated. The 9/11 Commission did a pretty

It's been disproven -- The 'billions' made in shorts were just a hedge against a much larger long position that was initiated. The 9/11 Commission did a pretty detailed investigation that Snopes covered here: http://www.snopes.com/rumors/putcall.asp http://www.snopes.com/rumors/putcall.asp