The battalion flying the UH-60 Black Hawk helicopter that collided with a jet Wednesday night has a unique mission set — quickly evacuating top U.S. officials to secure locations.

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

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

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.

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

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

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

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

Two of the three army soliders involved withA tU.S. Army UH-60 Blackhawk helicopter crashed during a training mission near ...

A former helicopter pilot familiar with the incident area says city lights, crowded airspace and the use of night vision ...

A former helicopter pilot familiar with the incident area says city lights, crowded airspace and the use of night vision equipment by military pilots make for a hectic operating environment.

Before the deadly collision at Ronald Reagan Washington National Airport on Wednesday, Delta Air Lines lobbied Congress to ...