What happened inside the Army Black Hawk helicopter in the moments before the fatal crash is key to unraveling the disaster as plane collision investigations begin.

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

The airspace around Washington, D.C., is congested and complex — a combination aviation experts have long worried could lead ...

Airspace congestion, controller fatigue and more. Here’s what to know as federal officials descend on the Potomac River.

Divers are expected to return to the Potomac River as part of the recovery and investigation after the United States’ ...

It's one of the most important pieces of forensic evidence following a plane crash: The so-called ''black box." ...

Authorities are combing the Potomac River for a second day in search of victims and more clues behind the deadliest U.S. air crash in over 20 years.

Authorities are combing the Potomac River for a second day in search of victims and more clues behind the deadliest U.S. air crash in over 20 years.

A deadly collision between a commercial jet and an Army helicopter is bringing renewed focus on the federal agency charged ...

On Friday, the U.S. Army released information on the crew of the Black Hawk helicopter that collided with a passenger jet ...

As recovery crews endure cold water and miserable rain Friday to attempt to pull more wreckage of American Airlines Flight ...

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