Light pollution from Washington, and even the passenger jet’s dim lights, might have contributed to difficulties spotting ...

The NTSB heard testimony from air traffic controllers, the Federal Aviation Administration and the Army about the collision of an Army helicopter and passenger plane.

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

The pilots of a U.S. Army helicopter that collided with a passenger jet over Washington in January would've had difficulty ...

Investigators probing the January midair collision of a passenger plane and an Army helicopter over Washington that killed 67 people found the chopper was flying higher than the it should have been ...