374th MXS Airmen test C-130 engines
YOKOTA AIR BASE, Japan -- Senior Airman Mathew Vineyard, left, and Airman 1st Class James Kliever attach a T56 engine to a maintenance stand in preparation for testing Dec. 17. The Airmen work for the 374th Maintenance Squadron engine test cell. (U.S. Air Force photo by Senior Airman Veronica Pierce)