Airmen with the California Air National Guard, 129th Maintenance Group prepare to check the hull of a MC-130P Combat Shadow for possible cracks or corrosion, Moffett Federal Airfield, Calif., Jan. 23, 2016. This 14-day examination is part of isochronal inspection which is done every 541 days. ( Air National Guard photo by Staff Sgt. Kim E. Ramirez/Released)

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Size: 6016px × 4016px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

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