KC-135 Stratotanker maintenance
Staff Sgt. David Peralta reviews a technical order before conducting required maintenance on a KC-135 Stratotanker Jan 27, 2011, during an operational readiness inspection at the Savannah Combat Readiness Training Center in Savannah, Ga. Sergeant Peralta is assigned to the 112th Aircraft Maintenance Squadron. (U.S. Air Force photo/Staff Sgt. Angela Ruiz)