LANGLEY AIR FORCE BASE, Va. -- F-22A Raptors from the 94th Fighter Squadron taxi down the flightline during dissimilar aircraft training with the Marine Fighter Attack Squadron 312 Jan. 13. Approximately 53 Marine pilots and crew trained with F-15C Eagle and F-22A Raptor pilots Jan. 13-15 in preparation for the upcoming Red Flag exercises. (U.S. Air Force photo/Senior Airman Vernon Young)