Investigators have recovered the flight recorders—also known as black boxes—from both the commercial jet and the military helicopter involved in the mid-air collision near Reagan National Airport in Washington,

A dramatic plane crash in frigid temperatures. And a search and rescue that saved lives on the same partially frozen Potomac River. Almost 43 years ago to the day, tragedy struck when a commercial jet − Air Florida Flight 90 − plunged into icy waters shortly after an afternoon takeoff from the same airport where a passenger jet with 64 people aboard collided with an Army Black Hawk helicopter on Wednesday night.