Authors:

Did bin Laden act alone, through his own al-Qaida network, in launching the attacks? About that I'm far more certain and emphatic: no.

"See No Evil (Part 2)" by Robert Baer, www.theguardian.com. January 11, 2002.
Did bin Laden act alone, through his own al-Qaida network, in launching the attacks? About that I'm far more certain and emphatic: no.