The Federal Aviation Administration documented 30 runway incursions per 1 million takeoffs and landings last year.

American Airlines CEO Robert Isom flew from North Texas to Washington, D.C. overnight after an American Eagle flight and a U.S. Army helicopter collided mid-air near Ronald Reagan Washington National Airport.

Sixty-four people died after an American Airlines jet collided with a helicopter and crashed into the Potomac River.

Late Wednesday evening, an American Airlines regional jet operated by PSA Airlines collided with a U.S Army helicopter and both crashed into the Potomac

The American Airlines Bombardier CRJ-700 collided in midair as it approached the D.C. airport around 9 p.m. local time, according to the Federal

American Airlines CEO Robert Isom provided an update on the collision of an American Airlines regional jet and Blackhawk helicopter.

Washington’s regional airport was closed after the crash that apparently took the lives of 67 people. The DC airport is reopening at 11 a.m.

The U.S. Army described the helicopter as a UH-60 Blackhawk based at Fort Belvoir in Virginia. The helicopter was on a training flight. Military aircraft frequently conduct training flights in and around the congested and heavily-restricted airspace around the nation’s capital for familiarization and continuity of government planning.

A midair collision between an Army helicopter and an American Airlines flight from Kansas has killed all 67 people aboard the two aircraft.

A preliminary FAA safety report revealed that at the time of the crash, staffing in the D.C. control tower was not at normal levels for the amount of traffic and time of day.

The airspace around Washington, D.C., is congested and complex — a combination aviation experts have long worried could lead to catastrophe.