Air Force Staff Sgt. Nathan Schwalbach, 133rd Maintenance Squadron, inspects a photo negative of an aircraft equipment in St. Paul, Minn., Feb. 26, 2017. Schwalbach is part of the non-destructive inspection team, which uses noninvasive approaches to inspect aircraft gear for flaws such as cracks, voids and heat damage on aircraft parts utilizing various test equipment. ( Air National Guard photo by Tech. Sgt. Amy M. Lovgren/ Released)

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Size: 3300px × 2550px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 133rd, air, airlift, airmen, aw, guard, minnesota, national, paul, st., wing