Kingsley Airman pioneers critical wing spar inspection
Tech. Sgt. Jeff Childs holds the most recent example of his labor, a paper-thin piece of titanium skin removed with extreme care from the wing of an F-15C, Feb. 24, 2015. (U.S. Air National Guard photo by Tech. Sgt. Jefferson Thompson/released)

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Tags: aircraft
Photo by: Tech. Sgt. Jefferson ThompsonReleased |  VIRIN: 150224-Z-NJ935-076.JPG