Families of victims killed in a plane crash involving a Black Hawk helicopter are urging the U.S. Army to address safety failures, citing systemic issues and a lack of accountability.

With just 442 hours since new, fresh tail rotor blades, and premium accessories, this Robinson R44 Raven is a turnkey option for buyers.

Landing a helicopter on a moving ship is a challenging task, especially in rough seas where the ship is rolling and pitching.