Airmen ensure connection to the sky
Senior Airman Patrick Duffie, 36th Operations Support Squadron airfield systems technician, opens a power panel to ensure the breaker is performing properly June 2, 2015, at Andersen Air Force Base, Guam. The technicians guarantee safe landings everyday by performing routine checks on essential equipment such as the glideslope, localizer, and TACAN or tactical air navigation. (U.S. Air Force photo by Senior Airman Amanda Morris/Released)

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Photo by: Senior Airman Amanda MorrisReleased |  VIRIN: 150602-F-SC307-012.JPG