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

NTSB announced barges are en route to assist in the largest salvage operation yet following the tragic collision near Reagan International Airport.

An American Airlines plane collided with a military helicopter crashing into the Potomac River near Reagan National Airport ...

A collision between an American Airlines passenger jet and an Army helicopter near Washington, D.C., that killed 67 people ...

The crash around 9 p.m. threw one of the world's most tightly controlled airspaces into chaos, 3 miles south of the White ...

Federal officials gave an update Friday afternoon nearly two full days after a passenger jet and Army helicopter collided ...

A deadly midair collision between an American Airlines jet and an Army helicopter near the nation's capital is bringing ...

Investigators are seeking clues into this week's deadly midair collision this week, the deadliest aviation disaster in the U.S. almost a quarter century.

Airline pilots flying into Washington, D.C., have reported nearly a dozen near misses that were scarily similar to this ...

As to what may have gone wrong and caused an American Airlines commercial jet and a military helicopter to collide, we spoke ...