The staffing at the air control tower at Reagan National Airport was "not normal" when an American Airlines plane and Army helicopter collided on Wednesday night, a report shows.

Deadly mid-air collision over Washington, D.C., reignites concerns over air traffic congestion and safety risks at Ronald Reagan Washington National Airport

Flights in and out of the Virginia airport originally halted as dive teams scoured the crash site throughout the night.

Before the additional flights were approved, a senator warned that the increase could heighten the risk of collisions.

Lawmakers have expressed concerns about congestion in at Ronald Reagan Washington National Airport amid a constricted space.

Nearly 70 people were killed in an aircraft collision Wednesday night near Washington, D.C. Are flights being delayed or canceled?

The plan to add five incoming and five outgoing flights was included in the bipartisan FAA Reauthorization Act last year.

Following the deadly midair collision on Wednesday, our investigators found that dozens of close calls have been reported at Reagan National since 2010.

A massive investigation is underway in a neighborhood near Audi Field and Nationals Park, where first responders have set up a command post along the riverbank.

An American Airlines regional jet went down in the Potomac River near Washington, D.C.'s Ronald Reagan Washington National Airport after colliding with a U.S. Army Black Hawk helicopter on Wednesday night, with no survivors expected.

On Wednesday evening at approximately 9:00 p.m. Eastern Standard Time, a Black Hawk military helicopter carrying three soldiers collided with American Airlines Flight 5342, a commercial jet carrying 60 people and four crew,