The U.S. Air Force plans to refine its concept for the future Increment 2 of the Collaborative Combat Aircraft (CCA). "Increment 2--we are 'danger' close to getting started in earnest on that," Col. Timothy Helfrich, the senior materiel leader for Air Force Materiel Command's advanced aircraft division, told the inaugural Mitchell Institute for Aerospace Studies' future airpower forum in Arlington, Va. "We're doing government analysis right now with FFRDCs [federally funded research development centers] and internal government agencies to look…
