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Timeline for the day of the September 11 attacks - Wikipedia
American Airlines Flight 11 - Wikipedia
United Airlines Flight 93 - Wikipedia
9/11 Timeline ‑ Videos, World Trade Center Attacks - HISTORY
September 11 attacks: What happened on 9/11? - BBC News
9/11 timeline: How terror attacks unfolded on Sept. 11, 2001
Attack on America | September 11, 2001 - HISTORY
Timeline: The September 11 terrorist attacks | Miller Center
How United Flight 93 Passengers Fought Back on 9/11
9/11/01 timeline: How the September 11, 2001 attacks unfolded