That's the same flight path that that plane and helicopter crashed last night on. Now, many have been wondering how did all ...

The airspace above Reagan National Airport, where a commercial plane collided with an Army helicopter this week, has become increasingly congested with air traffic, including helicopters.

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

The Post spoke to several aviation experts about a number of factors that may have contributed to the fatal collision.

Officials are examining black boxes from both aircraft and say they appear to be in good condition and may provide details on what went wrong.