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