Senior Airman Christopher Orwin, 460th Operations Group Detachment 45 satellite operations technician, receives the Kristopher Mansfield award from Craig Mansfield during a tree-lighting ceremony Dec. 3, 2015, on Buckley Air Force Base, Colo. The ceremony takes place every year to honor Senior Airman Kristopher Mansfield, who was killed in a drunk driving accident in 2004. (U.S. Air Force photo by Airman 1st Class Gabrielle Spradling/Released)