She was the hero:' NC-based airline agent remembers mid-air call about 9/11 hijacking - ABC11 Raleigh-Durham
We have some planes': Inside the hijacking of Flight 11 - The Boston Globe
Judge: United Airlines not liable for 9/11 plane hijacking - nj.com
9/11 hijackers were in plain sight in New Jersey before Sept. 11, 2001
9/11: A timeline of the September 11 attacks visualized | World Economic Forum
Why Airline Hijackings Became Relatively Rare - The New York Times
9/11: Six Tech Advances to Prevent Future Attacks
Who Were the 9/11 Hijackers? The 19 Al-Qaeda Members Who Carried Out Terrorist Attack
Call from Flight 11 | National Geographic - YouTube
Four hijackers and three Israeli PMs: the incredible story of Sabena flight 571 | Israel | The Guardian
No Plane Crashes on 9/11 - Exposing the Illusion: Bleier, Ronald, Lesnor, Carl, Lysson, Nicholas, Barrett, Kevin, Davidsson, Elias: 9781081412869: Books: Amazon.com
9/11: Why did pilots fail to trigger basic hijack defence procedure? 'Takes two seconds!' | Weird | News | Express.co.uk
Timeline of the September 11 Attacks | Britannica
September 11 attacks: What happened on 9/11? - BBC News
Arkansas woman remembers husband's call from hijacked plane on 9/11
How United Flight 93 Passengers Fought Back on 9/11 - HISTORY
Aviation Security Expert Says 9/11 Changed Nature of Hijackings | Germany | News and in-depth reporting from Berlin and beyond | DW | 11.09.2007
Hijackings rare after 9/11 security improvements
Amid 9/11 attack, pilots, officials feared for hijackers' next target
September 11 Attacks: Facts, Background & Impact - HISTORY
Reconstructing the 9/11 attacks - Boston.com
The San Diego flight instructor who flunked two 9/11 hijackers - The San Diego Union-Tribune
TSA Timeline: How Travel And Airport Security Changed After 9/11 : NPR
We will never forget': American Airlines pilot remembers father who was flying 9/11 hijacked plane | KTLA
September 11 Hijackers Fast Facts | CNN
The September 11 terrorist attacks | Miller Center
