Staff Sgt. Christopher Wiedmer, 28th Logistics Readiness Squadron vehicle operator, unloads Christmas trees during a Trees for Troops delivery outside the 28th Force Support Squadron Outdoor Recreation Center at Ellsworth Air Force Base, S.D., Dec. 5, 2014. Wiedmer was among 20 volunteers who unloaded 175 trees donated by tree farmers from across the mid-west for military families. (U.S. Air Force photo by Senior Airman Zachary Hada/Released)