U.S. Air Force Airman 1st Class Alejandro Ng Feng, 177th Civil Engineers Squadron (CES) structural apprentice, fastens a chain September 3, 2020, at the 177th Fighter Wing, Egg Harbor Township, N.J. The CES used the electronic distance measurement in the Nikon Total Station for surveying and building construction. (U.S. Air National Guard photo by Airman 1st Class Hunter Hires)

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Photo by: Airman 1st Class Hunter Hires |  VIRIN: 200903-Z-NR739-1063.JPG