An accident investigation board determined that a third stage fan disk malfunction caused a catastrophic fire aboard an F-16 before the fighter launched from Luke AFB, Ariz., on Oct. 26. The fan disk penetrated the fuel tank, which in turn ignited the fire causing the engine to explode. Lt. Col. Drexel Sherman, a 62nd Fighter Squadron instructor pilot, managed to stop the burning fighter and get out safely. However, the $22 million aircraft was a total loss. The 56th Fighter Wing lost at least two other F-16s last year to crashes, one in April, in which the aircraft also suffered an engine explosion, and one in December that is still under investigation.
A Defense Department team on the ground in Ukraine has been assessing what the country needs to protect itself from air, naval, electronic, and cyber warfare threats as Russian troops have gathered on multiple fronts, a senior Ukrainian defense official told Air Force Magazine, describing an emphasis on what assistance…