Divers return to the Potomac River as part of the recovery after the United States’ deadliest aviation disaster in almost a quarter century

Tragedy struck in Washington, D.C. on Wednesday night, as an American Airlines jet collided with an Army Black Hawk helicopter. That crash resulted in the largest aviation disaster the United States has seen since November 2001.

An American Airlines plane and a U.S. Army helicopter collided near Reagan National Airport and crashed into the Potomac River, according to officials.