Official websites use .mil
Secure .mil websites use HTTPS
Sheet metal mechanics Alex Turbyfill, right, and Gilbert Martinez, assigned to 533rd Commodities Maintenance Squadron, work on an F-16 wing April 26, 2018, at Hill Air Force Base, Utah. The 533rd is performing structural-strengthening modifications as part of the F-16 Service Life Extension Program, or SLEP, that will keep the jets flying for decades. (U.S. Air Force photo by R. Nial Bradshaw)
No camera details available.
This photograph is considered public domain and has been cleared for release.
If you would like to republish please give the photographer appropriate credit.
Further, any commercial or non-commercial use of this photograph or any other
DoD image must be made in compliance with guidance found at
which pertains to intellectual property restrictions (e.g., copyright and
trademark, including the use of official emblems, insignia, names and slogans), warnings
regarding use of images of identifiable personnel, appearance of endorsement, and related matters.