A new Government Accountability Office (GAO) report has found that Lockheed Martin and Pratt & Whitney, the primary contractors working on the F-35, made product deliveries 238 days late on average in 2024 — despite the program paying them hundreds of millions in performance incentive fees, which encourage completing tasks on-time. By comparison, the same deliveries were 61 days late on average in 2023. But even then, the contractors’ lateness was chronic, if not absolute. Lockheed Martin...