Officials said the American Airlines plane was originally landing on Runway 1 but was asked to circle and land on Runway 33.
The Federal Aviation Administration documented 30 runway incursions per 1 million takeoffs and landings last year.
The crash occurred in a difficult to navigate airspace. Flight data, video and air traffic control audio reveal details ...
What is a runway incursion and how often does it happen? Here is what you need to know after the crash near Reagan Airport.
The helicopter was a UH-60 Black Hawk based at Fort Belvoir in Virginia flying south over the Potomac River as the American ...