Deputy Secretary of Energy Elizabeth Sherwood-Randall, left, Col. Jeffrey A. Van Dootingh, commander of the 911th Airlift Wing, and Col. Stacey L. Scarisbrick, commander of the 911th Mission Support Group pose for a photo next to the LEED Gold plaque outside of the main lodging building at the Pittsburgh International Airport Air Reserve Station, Nov. 18, 2014. LEED, or Leadership in Energy and Environmental Design, certified buildings save money, resources and promote renewable clean energy use. (U.S. Air Force photo by Senior Airman Joshua J. Seybert)