From left, U.S. Air Force Master Sgt. Mindy Masse and Tech. Sgt. Mikayle Dupree, Air Combat Command Operations Division, select Christmas trees during the annual “Trees for Troops” event at Fort Eustis, Va., Dec. 11, 2013. Service members and dependents were eligible to receive a free tree on a first-come, first-served basis. (U.S. Air Force photo by Staff Sgt. Ashley Hawkins/Released)