Girl Scouts of the Colonial Coast sing carols during the 61st annual Holiday Tree Lighting celebration at Joint Base Langley-Eustis, Va., Dec. 2, 2016. The celebration included a visit from Santa and Mrs. Claus, crafts and caroling music by Woodside High School choral students and the U.S. Army Training and Doctrine Command Band. (U.S. Air Force photo by Airman 1st Class Derek Seifert)