Senior Airman Kristopher Mansfield tree-lighting ceremony
Craig Mansfield, father of the late Senior Airman Kristopher Mansfield, speaks about his son during a tree-lighting ceremony Dec. 2, 2014, on Buckley Air Force Base, Colo. The ceremony honored Kristopher and Senior Airman Michael Snyder, both members of the 460th Space Communications Squadron who were killed by drunk drivers. (U.S. Air Force photo by Senior Airman Riley Johnson/Released)