Twa Flight 800 The National Transportation Safety Board has concluded that the TWA Flight 800 disaster of 1996 was probably caused by an electrical short circuit. The four-year investigation formally ended today, as the board stressed that the flight was NOT brought down by a terrorist action. NPR's Mary Ann Akers reports.

Twa Flight 800

Twa Flight 800

Audio will be available later today.

The National Transportation Safety Board has concluded that the TWA Flight 800 disaster of 1996 was probably caused by an electrical short circuit. The four-year investigation formally ended today, as the board stressed that the flight was NOT brought down by a terrorist action. NPR's Mary Ann Akers reports.