MIKE MOSS SAYS: Khalid, I'm not sure I entirely follow the question as written, but an aircraft sitting on the ground at an airport with field elevation 2000 feet above mean sea level will have a ...

NTSB chairwoman Jennifer Homendy said the collision between the helicopter and the "CRJ" airplane happened at 278 feet above the river. The helicopter was supposed to be no higher than 200 feet.

Washington, DC (CNN) — A preliminary analysis of the flight data and voice recorder on board a Black Hawk helicopter leading up to the collision with a commercial flight over Washington, DC, on ...