The GE T901 engine was developed as part of the Improved Turbine Engine Program to replace the T700 engines used by U.S. Army ...

Here are 10 key things to know about the Black Hawk helicopter involved in the incident, its capabilities, and the mission it ...

Here's what we know about Chief Warrant Officer 2 Andrew Loyd Eaves, one of the Black Hawk pilots presumed dead in Wednesday's crash.

The Army helicopter and regional American Eagle jet that collided over Washington are both workhorse aircraft that operate around the world on a daily basis.

After an Army helicopter and American Airlines plane crashed into the Potomac River around Washington, D.C., a Virginia diver ...

The FAA and NTSB have launched an investigation into how an American Airlines flight collided with a military helicopter over the Potomac River.

Here's what we know about Ryan Austin O'Hara, one of the soldiers aboard the helicopter presumed dead in Wednesday's crash.

With officials saying no one has survived the crash, efforts have since shifted to recovering bodies in Potomac River.

An Army Black Hawk helicopter collided with a regional jet near Ronald Reagan Washington National Airport on Wednesday evening, U.S. officials confirmed to ABC News.

The military helicopter that collided with an American Airlines flight this week was conducting training to prepare for a ...

As federal officials continue investigating what caused the deadliest U.S. air crash in almost a quarter century, ...

Finding the probable cause of the fatal mid-air collision above the Potomac River next to Reagan National Airport rests  in ...