U.S. Air Force Staff Sgt. Derrick Sherwood, 4th Component Maintenance Squadron intermediate avionics specialist, replaces a circuit card guard assembly on a digital radar signal processor on Seymour Johnson Air Force Base, N.C., Jan. 8, 2013. The digital radar signal processor is part of the F-15E Strike Eagle radar system what enables aircrew with the ability to detect air and ground targets. (U.S. Air Force photo/Airman 1st Class Gino Reyes/Released)
<dl><dd>Unit: 4th Fighter Wing</dd></dl>
Airman 1st Class Gino Reyes
Taken on 8 January 2013
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