U.S. Air Force Senior Airman Mitchell Jones, 442nd Maintenance Squadron welder, examines chart on a welding machine at Whiteman Air Force Base, Mo., July 16, 2014. The chart displays proper welding settings for all metal used for welding purpose. (U.S. Air Force photo by Airman 1st Class Keenan Berry/Released)
Airman 1st Class Keenan Berry
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