A National Transportation Safety Board hearing revealed that the U.S. Army was aware of altitude discrepancies on Black Hawk ...

The head of the National Transportation Safety Board sharply criticized U.S. officials for failing to act before the January ...

Aircraft flown by PSA Airlines received collision avoidance alerts caused by helicopters five times in the five months prior ...

The pilots of a Black Hawk helicopter that collided with a passenger jet near Washington Reagan National Airport in January ...