The US Army crew of a UH-60 Black Hawk helicopter that fatally collided with an American Airlines passenger jet on Wednesday was on a routine training flight on a well-known flight path at the ...

The collision occurred in airspace that is difficult to navigate. Flight data, video and air traffic control audio show how the tragedy unfolded.

A single controller was left to handle the air traffic of planes and helicopters flying over the airspace when two people would typically be monitoring both flight paths, sources told NBC.

FlightAware, a site that tracks flight paths, shows Republic Airways Flight 4514 − bound for the same airport − departed from Bradley International Airport in Windsor Locks, Connecticut ...

The US Army Black Hawk that collided with an American Airlines flight was training on a familiar flight path. The 12th Aviation Battalion frequently navigates Washington DC airspace for VIP transport.

ADSBexchange was able to triangulate the flight path of the helicopter using multilateration (MLAT). A FlightRadar24 video describes MLAT as a flight tracking technique that determines aircraft ...