Data From the Deadliest U.S. Air Accident in a Generation Show Conflicting Altitude Readings

Police and Coast Guard boats are seen around a wreckage site in the Potomac River.

ARLINGTON, Va. (AP) — 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 Reagan National Airport in Washington, killing everyone aboard both aircraft, investigators said Saturday. Investigators also said that about a second before impact, the […]