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Investigators from the Federal Aviation Administration will join the NTSB-led investigation of Wednesday night’s midair collision between an American Airlines passenger jet and a military helicopter ...

The skies around Washington are often crowded with commercial flights, military planes, helicopters and other aircraft.

Pan Am Flight 759 crashed in Kenner on July 9, 1982. It was caused by microburst-induced wind shear, and it killed over 150 people.

An American Airlines jet and a U.S. Army helicopter plunged into the Potomac River after a midair collision Wednesday night ...