LANGLEY AIR FORCE BASE, Va. (ACCNS) -- Maj. Mark "Bull" Mitchum, an F-16 pilot with the Virginia Air National Guard's 192nd Fighter Wing in Sandston, Va., waves as he taxis down the runway prior to flying his last F-16 mission June 20. For the past two years, the 192nd FW has been integrating with the 1st Fighter Wing here as part of the Total Force Initiative. Pilots from the 192nd FW are transitioning from to the F-22A Raptor and belong to the first Air National Guard unit to fly the Raptor. (U.S. Air Force Photo/Staff Sgt. Samuel Rogers)