As investigators try to uncover what happened when an airplane and a helicopter collided over the Potomac River, here is the ...

While authorities focus on the cause of the US's deadliest aviation disaster since 2001, families are mourning their loved ...

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

PMAir traffic controller working at time of crash interviewed by NTSB investigatorsThe DCA air traffic controller who was ...

A timeline of the Washington, D.C., plane crash on Jan. 29 details the moments before and after an American Airlines ...

U.S. authorities said on Thursday it was not yet clear why a regional jet crashed into a U.S. Army helicopter at a Washington ...