Black Hawk, NTSB and Army helicopter

A key safety system was turned off in a US army helicopter when it crashed into an American Airlines flight last week, ...
Investigators trying to figure out what led to the deadly midair collision between a US military Black Hawk helicopter and an ...
Sixty passengers and four crew members from the plane and three Black Hawk helicopter personnel were killed, and a recovery ...
Critical data that could piece together the final movements of a Black Hawk helicopter before it crashed in Washington lie ...
Meanwhile, the authorities also recovered some additional parts of the American Airlines plane that was about to land at the Reagan National Airport when it collided with the helicopter ...
The National Transportation Safety Board says the helicopter must be recovered from the Potomac River so it can get more ...
CNN By Karina Tsui, Andy Rose, Pete Muntean and Alexandra Skores, CNN Washington, DC (CNN) — Crews working at the site of the ...