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.

Airline pilots flying into Washington, D.C., have reported nearly a dozen near misses that were scarily similar to this week's midair ...

A full ground stop that halted all air traffic at Ronald Reagan Washington National Airport Friday has been lifted, but ...

The F.A.A. restricted helicopter routes nearby in the aftermath of the Wednesday collision. For some officials, the concerns ...

The deadly crash this week between an Army Black Hawk helicopter and a passenger jet that killed 67 has raised questions about the increasingly congested air traffic in the Washington region, as a ...

Business Insider reviewed official briefings, flight data, and air traffic control audio tapes to piece together what ...

Pilots who land at Reagan National face a unique set of complications, including short runways, scores of helicopters and a ...

The Federal Aviation Administration will restrict helicopter traffic around Washington, D.C.’s Ronald Reagan Washington ...

Officials confirmed that two of three runways at Reagan Washington National Airport will remain closed over the next few days ...

As flight 5342 prepared to land at Ronald Reagan Washington National Airport on the busiest runway in the US, it was in one ...

While authorities focus on the cause of the US's deadliest aviation disaster since 2001, families are mourning their loved ones. Here's the latest.