Cheyenne Light, Fuel & Power present a rebate check, for over $84,000, to Wyoming Air National Guard leadership for the steps taken to improve energy efficiency at the WyANG base, Aug. 3, 2012. The Wyoming Air National Guard has taken significant measures to replace dated lighting fixtures with energy efficiency products in several structures at its Cheyenne, Wyo., facilities. (U.S. Air Force photo by Airman 1st Class Nichole Grady)

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