The families of four Marines who died in a V-22 Osprey crash in California on June 8, 2022, have filed a lawsuit accusing the manufacturers of the twin-rotor military aircraft of negligence.

In a federal lawsuit filed Thursday in California, the plaintiffs allege that the makers of the aircraft, Bell Textron and Boeing, and the maker of its engine, Rolls-Royce, failed to make “truthful statements to the government and to service members about the design, operation, and safety of V-22…