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 ...

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

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

Leaders of manufacturers such as Amphenol, General Dynamics, Lockheed Martin and Electric Boat said they'll be ready for ...

There appeared to be some issues between airplanes landing at Reagan National Airport and military helicopters a week leading to ...

The military helicopter that collided with a regional jet near Ronald Reagan Washington National Airport in a crash that ...

Two planes aborted landings at Reagan National Airport in the past week due to military helicopters in their flight path, ...

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

A tragic mid-air collision between a passenger plane and a military helicopter in US has resulted in the deaths of 67 people.