Here you go:

Crux is that two X-Acto knives were found loose in an overhead bin on the 14th of September. On a plane that had been originally bound for New York on the 11th of September.

http://www.cnn.com/2001/US/10/15/inv.air.canada/

Crux is that "knife-like" weapons were found on two different Delta Aircraft on September 11th after the grounding.

http://www.time.com/time/nation/arti...5953%2C00.html

Regards,
-Bouncer-

[This message has been edited by Bouncer (edited 11-29-2001).]