Staff Sgt. David Dezwaan, 60th Civil Engineer Squadron explosive ordnance disposal technician, inspects the wiring of a simulated radioactive dispersal device during an exercise May 5, 2016, at Clear Lake, California. Dezwaan and other EOD technicians eliminated the threat of numerous improvised explosive devices and the radioactive dispersal device during Operation: Half-Life, an exercise designed to evaluate a synchronized, multi-agency response to a crisis-situation. (U.S. Air Force photo by Senior Airman Bobby Cummings)

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Photo by: Senior Airman Bobby Cummings |  VIRIN: 160505-F-CY182-098.JPG