Black Hawk helicopters crash Utah

The Army designated the prototype as the YUH-60A and selected the Black Hawk as the winner of the. The Sikorsky UH-60 Black Hawk is a four-blade twin-engine medium-lift utility helicopter manufactured by Sikorsky AircraftSikorsky submitted the S-70 design for the United States Armys Utility Tactical Transport Aircraft System UTTAS competition in 1972.

5jarhs0thp2fmm