A U.S. Air Force HH-60 Pavehawk helicopter refuels in flight from a MC-130P Combat Shadow. A U.S. Air Force HH-60 Pavehawk helicopter refuels in flight from a MC-130P Combat Shadow over the Pacific near San Diego, Calif., on Sept. 13, 2004. The refueling operation is part of water rescue training conducted jointly between the 55th, 79th, and 48th Rescue Squadrons, all part of the Air Force Search and Rescue Operations Squadron stationed at Davis-Monthan Air Force Base, Ariz. SHARE: Download: Full Size (0.02 MB) Credit: VIRIN: 601892-A-STK49-143.jpg Photo Gallery