Keeping the 'Hercs' humming

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Airman 1st Class Lyle Sentman from the 374th Maintenance Squadron engine regional repair center, runs up a pair of C-130 Hercules engines during an operational check here. Sentman is looking for air, fuel and oil leaks during the inspection. The repair center handles all C-130 cargo aircraft engine repairs in Pacific Air Forces. Its mission is to provide ready engine and propeller support to guarantee U.S. airlift and special operation presence and crisis response in the region. (Photo by Master Sgt. Val Gempis)