WASHINGTON (AP) — The Army was one of 28 government agencies authorized to fly helicopters near Ronald Reagan National Airport before its Black Hawk helicopter collided with an American Airlines passenger jet last week, killing 67.

Following a deadly mid-air collision near Washington Reagan National Airport, the FAA is reducing hourly flight arrivals to improve safety.

The Federal Aviation Administration plans to announce it is reducing flight arrivals at Washington Reagan National Airport to address safety concerns, after a deadly collision between a helicopter and an American Airlines regional jet killed 67 people,