Senator Ted Cruz, the chairman of the committee with oversight of transportation, said there was no compelling reason for the technology not to have been in use when the helicopter collided with a commercial jet over the Potomac River.

Investigators revealed that the U.S. Army Black Hawk helicopter that collided with American Airlines Flight 5342 was flying about 100 feet higher than it should have been, and also stated the helicopter crew was warned about the incoming jet two times.

The Army identifiies two soldiers aboard the Black Hawk that collided midair with American Airlines plane on Wednesday. Third soldier's ID being held.

It was disclosed that the helicopter had turned off its Automatic Dependent Surveillance-Broadcast (ADS-B) system, a sophisticated tracking technology designed to provide real-tim

The black hawk helicopter involved in the deadly collision with an American Airlines jet over Washington, D.C. has a crucial safety system turned off at the time.

The U.S. Army helicopter that collided with an passenger jet near Washington, D.C., had an advanced surveillance system turned off.