Background:

Continue on for information on:
1. Black Boxes - aircraft black boxes;

2. Countries - 12 countries that have become entangled in the fallout following September 11th.

3. The Flights - those flights involved in the events of September 11th;

4. The Pentagon - basic information on the Pentagon building;

5. The Hijackers - The 19 hijackers with known information

6. Terrorist Organizations - summary information on some of the Middle Eastern terrorist organizations;

7. World Trade Center Complex - building information on the entire World Trade Center Complex and other nearby buildings, not just the two towers;