Christopher Spinelli, a heating ventilation and air conditioning technician, and Airman 1st Class James Dennis Jr., an HVAC apprentice from the 341st Civil Engineer Squadron, maintain an HVAC system at the peak of Highwood Baldy, Mont., July 18, 2023. Airmen from the 341st CES maintain a radio repeater site for enterprise land mobile radio communications, a vital system for some of Malmstrom Air Force Base’s missile alert facilities. (U.S. Air Force photo by Airman 1st Class Breanna Christopher Volkmar)
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