If anybody has doubt about who perpetrated the 09/11/2001 attacks, this should settle it.
OK, paranoids, here it is. Bin Laden actually meeting with the hijackers before the attacks.
http://english.aljazeera.net/NR/exeres/1B135B31-508F-4E0C-93E9-5077551D1B9D.htm
Al-Qaeda video takes credit for 9-11
Thursday 07 September 2006, 23:12 Makka Time, 20:12 GMT
A new videotape aired on Aljazeera television has shown Osama bin Laden and senior Al-Qaeda members meeting with some of the men who carried out the September 11 attacks against the US in 2001.
From Al Qaeda's official news outlet: Al-Jazeera
Put THAT in your paranoid pipes and smoke it!