Wednesday’s fatal crash of a civilian plane and military helicopter at Reagan National Airport may reflect rising stresses on air-safety systems.

An expert explains how MacDill Air Force Base and Tampa International Airport work together to share the airspace.

Here's what is known about the Black Hawk and its crew that crashed into the American Airlines passenger jet over the Potomac ...

The training of U.S. military helicopter pilots is getting heightened attention following the mid-air collision between an ...