U.S. Air Force Col. Caroline M. Miller, the commander of the 633rd Air Base Wing, assists children with lighting the Holiday tree at Langley Air Force Base, Va., Dec. 8, 2015. This year marked the 48th annual tree lighting ceremony at Langley. (U.S. Air Force photo by Senior Airman Brittany E.N. Murphy)

Santa and Mrs. Claus arrive at the 48th annual Holiday Tree Lighting ceremony at Langley Air Force Base, Va., Dec. 8, 2015. Children assisted the Tidewater Arts Outreach carolers in singing, “Here Comes Santa Claus,” when Santa made his surprise appearance. (U.S. Air Force photo by Senior Airman Brittany E.N. Murphy)

Children get their photo taken with Santa after the 48th annual Holiday Tree Lighting ceremony at Langley Air Force Base, Va., Dec. 8, 2015. Attendees were invited to the Langley Club following the ceremony for refreshments and a chance to meet Santa. (U.S. Air Force photo by Senior Airman Brittany E.N. Murphy)