Recovery operations are underway after an American Airlines flight and an Army helicopter collided and crashed into the Potomac River near Ronald Reagan Washington National Airport on Wednesday night.

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,

Authorities are investigating a midair collision between an American Airlines regional jet and a Black Hawk helicopter over the Potomac River near Reagan National Airport in Washington, D.C. Follow along for live updates,