NTSB investigators found Friday that the aircraft involved in the mid-air collision over DCA lacked certain collision ...

Two previous days of testimony underscored a number of factors that likely contributed to the collision that left all 67 ...

The National Transportation Safety Board will question witnesses Thursday about air traffic control training, a key part of ...

NTSB hearings and documents revealed failures by the Army and FAA in the Jan. 29 crash of an American Airlines jet and an ...

The National Transportation Safety Board questioned witnesses Friday on collision avoidance technology and organizational ...

FAA Fully Backs ADS-B In Mandate, Senior Official Assures NTSB is published in Aerospace Daily & Defense Report, an Aviation ...

Investigators so far have highlighted several factors that may have contributed to the collision, which left 67 people dead.

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At their closest points, helicopters and planes routinely flew within 75 feet near the airport, according to the NTSB.