On Jan. 29, an American Airlines passenger jet and an Army helicopter collided as the plane prepared to land at Washington D.C.’s Ronald Reagan National Airport.

The National Transportation Safety Board has finished on-scene investigation of January's fatal crash between a regional jet ...

The Black Hawk that collided with an American Airlines jet in January may not have had accurate altitude readings, investigators said.

The U.S. Army Black Hawk crew possibly didn't know there was an impending collision with a American Airlines jet in ...

The Army helicopter appeared to be experiencing other issues with its communications and technology, according to safety ...

Accident investigators are seeking to determine the accuracy of cockpit altimeter readings presented to pilots of the ...

The crew of the Army helicopter that collided in midair with an American Airlines jet near Washington, D.C.’s Ronald Reagan ...

NTSB Chair Jennifer Homendy said the Black Hawk helicopter was at approximately 278 feet altitude at the time of the crash, ...

The National Transportation Safety Board says altimeter in the Black Hawk helicopter may have malfunctioned before the DCA ...

We have the answer for Low-altitude aircraft flight 7 Little Words if this one has you stumped, which we hope helps you solve ...

While the viral video does show aircraft positions as recorded by a real flight radar service, it leaves out altitude information available on the radar that shows the helicopter was well below ...