The head of the Pentagon's cost assessment and program evaluation office and the F-35 program executive officer said today the program isn't likely to meet an Office of the Secretary of Defense target to reduce the A-model jet's cost per flying hour to $25,000 by fiscal year 2025. Vice Adm. Mat Winter told reporters following today's House Armed Services tactical airland subcommittee hearing the OSD target, which was set in a January life-cycle sustainment report, is a “stretch goal” and...