Departure and Hijacking
A Boeing 767 departed Boston-Logan at 0759 local time on a scheduled passenger service to Los Angeles, carrying 81 passengers and 11 crew members. Shortly after departure, the aircraft was hijacked by terrorists who modified its flight path. The hijackers flew the airplane directly over New York.
Impact and Aftermath
At 0845 local time, the aircraft struck the North Tower of the World Trade Center between the 94th and 99th floors. The impact caused the aircraft to disintegrate, and all 92 occupants were killed. The North Tower later collapsed.
Investigation
The terrorist attacks of September 11, 2001 fell under the jurisdiction of the Federal Bureau of Investigation. The National Transportation Safety Board (NTSB) provided requested technical assistance to the FBI, and any material generated by the NTSB was under the control of the FBI. The Safety Board did not determine a probable cause and did not plan to issue a report or open a public docket.