NTSB investigators said that the American Airlines crash that occurred in January was possibly caused by two major technical mishaps.
The midair collision that killed 67 near Washington and the fiery plane crash in Philadelphia and a plane crash in Alaska that killed 10 are only the most high-profile disasters.
9hon MSN
Investigators say the crew of the helicopter that collided midair with an American Airlines jet near Washington D.
19hon MSN
Seventeen seconds before the deadly Jan. 29 crash, which killed all 67 people aboard both flights, the Black Hawk was ...
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