Data from the deadliest U.S. air accident in a generation show conflicting altitude readings
Preliminary data from the deadliest U.S. aviation accident in nearly 25 years showed conflicting readings about the altitudes of an airliner and Army helicopter when they collided near Washington.
What we know after American Eagle plane and Black Hawk helicopter collide near Washington, D.C.
Sixty passengers and four crew members from the plane and three Black Hawk helicopter personnel were killed, and a recovery ...