Answering the call: refueling the Spirit
Aircrew from three KC-135 Stratotankers meet for a pre-flight briefing at the 349th Air Refueling Squadron, Aug. 1, 2013, McConnell Air Force Base Kan. Details such as flight routes, weather conditions and formation plans are carefully discussed before takeoff. (U.S. Air Force Photo/Airman 1st Class John Linzmeier)