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8:46 AM
Around 25 minutes after controllers lost contact, Flight 11 crashes into the north tower of the World Trade Center. -
8:20 AM
Air traffic controllers believe American Airline Flight 11 has been hijacked. -
8:56 AM
Another plane, flight 77, is unable to reach contact with air traffic controllers. -
9:03 AM
Flight 175 crashes into the World Trade Center's south tower 43 minutes after air traffic control lost contact with the flight's pilots. -
9:28 AM
Air traffic control finds out that Flight 93 has been hijacked. -
9:38 AM
Flight 77 crashes into the Pentagon between carridors 4 and 5. -
9:59 AM
The World Trade Center's south tower falls. -
10:10 AM
Flight 93's unsuccessful mission to attack the nation's Capital ended in a crash in Pennsylvania. -
10:28 AM
The north tower of the World Trade Center disintegrates. -
5:20 PM
Building 7 of the World Trade Center is demolished.