NATIONAL HARBOR, MD -- The Air Force will narrow a large pool of vendors to develop airframe design analysis for the second increment of Collaborative Combat Aircraft within the next few months, top program officials said today. The concept refinement contracts are planned to arrive in early fiscal year 2026, or by the end of calendar year 2025, Col. Timothy Helfrich, director of the Agile Development Office and senior materiel leader of the Advanced Aircraft Division, told a small group...