David Hutchens, Tucson Electric Power president, speaks at the photovoltaic solar array ribbon cutting ceremony at Davis-Monthan Air Force Base, Ariz., Feb. 13, 2014. The Air Force is a significant part of our nations strategy to establish greater energy security and become more energy efficient through conservation and use of alternative energy sources. (U.S. Air Force Photo by Airman 1st Class Chris Massey/Released)
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TUCSON, AZ, US
This work, D-M hosts 16.4 MW solar array ribbon cutting ceremony [Image 1 of 6], by SrA Chris Massey, identified by DVIDS, is free of known copyright restrictions under U.S. copyright law.