A contractor carries his equipment through a project site on the main Fort Eustis substation on Joint Base Langley-Eustis, Virginia, March 9, 2021. The 733rd Civil Engineer Division is currently expanding Fort Eustis’ main substation—a project which will rejuvenate the installation’s electrical infrastructure and diminish the frequency and duration of power outages. (U.S. Air Force photo by Staff Sgt. Joshua Magbanua)