Brig. Gen. Patrick Doherty, 82nd Training Wing commander, and Chief Master Sgt. Joseph Pritchard, 82nd TRW command chief, provide opening comments and introduce the Sheppard Elementary School choir before lighting the holiday tree at Sheppard Air Force Base, Texas, Dec. 1, 2016. Each year in December, Sheppard lights a commemorative tree in the spirit of diversity and celebrating the holidays. (U.S. Air Force photo by Senior Airman Kyle E. Gese)