Helicopter crew in collision with plane may not have heard key instruction from tower, NTSB says
Investigators said the Black Hawk helicopter crew involved in a midair crash with an American Airlines jet last month may ...
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Washington DC plane crash: officials investigating possible altitude data discrepancy from helicopter
The US National Transportation Safety Board on Friday gave a much-anticipated update on its investigation into a deadly ...
What caused the DC plane crash? Investigators to present latest findings Friday
Officials with the National Transportation Safety Board are expected to give an update on their investigation into the D.C. plane crash last month.
DC plane crash: New details emerge from NTSB investigation
The NTSB gave an update Friday on the devastating crash in Washington, D.C., between an American Airlines plane and U.S. Army ...