Technical Sgt. Chad Huntly, 185th Air Refueling Wing Equipment Maintenance, checks the structural strength at the production break on the wing of a KC-135 Strato-Tanker using an ultrasonic test unit in Sioux City, Iowa on January 4, 2018. Huntley works in the Non-Destructive Inspection or NDI shop at the Iowa Air National Guard unit based in Sioux City. Air National Guard

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Size: 1731px × 1155px
Photo credit: © RP Library / Alamy / Afripics
License: Licensed
Model Released: No

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