Gen. Janet Wolfenbarger, Air Force Materiel Command commander, and Lt. Gen. Bruce Litchfield, commander, Air Force Sustainment Center, join Brig. Gen. Cedric George, Warner Robins Air Logistics Complex commander, in a rally with 572nd Commodities Maintenance Squadron F-15 ramp shop employees during a visit to Robins Air Force Base, April 15, 2013. (U. S. Air Force photo by Tommie Horton/Released)