In a high-profile public spat with little precedence between the airframe and engine giants, Pratt & Whitney executives are formally accusing Lockheed Martin of prioritizing its own bottom line by seeking an adaptive engine solution for the Joint Strike Fighter.
DOD will seek a national security waiver for a prohibited material that has been used in production of Lockheed Martin's F-35 Lightning II following a safety and security probe, a program spokesperson confirmed Monday.