Aerial refueling doesn't always require a jet-driven KC-135 or KC-10. Sometimes the right plane for the mission is an HC-130J Combat King II, seen here gassing up a pair of HH-60G Pave Hawk helicopters near Davis-Monthan Air Force Base, Ariz.
August 25, 2013 9:14 AM PDT
Photo by: US Air Force photo/Staff Sgt. Tim Chacon