F93VC_160530_224
Existing comment: July 2001: The leader of the hijacker teams meets with another al Qaeda operative in Spain to discuss the final plans and potential targets for the September 11 attacks.

August 4, 2001: Jose Melendez-Perez, a US Customs and Border Patrol agent, refuses to allow a Saudi citizen into the United States at Orlando International Airport in Florida. The man turned away may have been a fifth hijacker who planned to board Flight 93.

September 10, 2001: Hijack teams gather near Boston, in Herndon, Virginia, near Dulles Airport, and in Newark, New Jersey.

September 11, 2001: The four hijack teams, composed of 19 terrorists in all, board four commercial airliners and launch their attack on the United States.
"This has bin Laden all over it," George Tenet, Director, Central Intelligence Agency, when told that a plane has flown into the World Trade Center.
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