Mike Doty, electrical engineer, USACE Alaska District, takes Col. Sebastien P. Joly, Huntsville Center commander, on a tour of the generator room in the Long-Range Discrimination Radar power plant at Clear Space Force Station, Alaska, on August 16. The power plant houses seven generators, each one capable of powering a locomotive, as a back-up energy source to keep the radar active in case of power failure. (Photo by Kristen Bergeson)