Radio traffic shows the air traffic controller did confirm with the helicopter that it had the airplane in sight two different times.

Investigators have announced that the black box from the Army Black Hawk helicopter that collided with a commercial jetliner ...

As investigators try to uncover what happened when an airplane and a helicopter collided over the Potomac River, here is the ...

Federal authorities have restricted helicopter flights near Ronald Reagan Washington National Airport. The move comes days ...

The airspace above Reagan National Airport, where a commercial plane collided with an Army helicopter this week, has become ...

The helicopter was part of the 12th Aviation Battalion which is on an operational pause following the collision. It will ...

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.

National will always be essential but safety demands that air traffic be spread across the region.

Investigators are seeking clues into this week's deadly midair collision this week, the deadliest aviation disaster in the U.S. almost a quarter century.

The American Airlines plane and an Army helicopter collided as the plane was landing Wednesday night at Ronald Reagan ...