Members of the Buckley Chapel Catholic Choir Group sing Christmas songs during a tree lighting ceremony Dec. 9, 2014, at the 460th Space Wing headquarters building on Buckley Air Force Base, Colo. The annual tree lighting concluded with a visit from the 460th SW mascot, Buck Lee, dressed as Santa Claus, as well as hot chocolate and cookies. (U.S. Air Force photo by Airman 1st Class Samantha Saulsbury/Released)