NTSB: helicopter crew may not have heard key air traffic control transmission before DCA mid-air collision
National Transportation Safety Board officials said Friday that a key transmission from Reagan National Airport’s air traffic ...
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What caused the DC plane crash? Blackhawk helicopter may not have heard key transmission, NTSB says
A miscommunication and bad data may have contributed to last month’s deadly crash near Reagan National Airport.
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Altimeter in Black Hawk helicopter may have malfunctioned before DCA mid-air collision
The National Transportation Safety Board says altimeter in the Black Hawk helicopter may have malfunctioned before the DCA ...