A U.S. Army site security member, 2-138th Field Artillery Site Security Team, looks over his team on a HC-130P Combat King, 81st Expeditionary Rescue Squadron, during an aerial refueling mission over the coast of Djibouti on Dec. 17, 2012. The site security team works alongside the aircrew during a training refueling and transportation mission. (U.S. Air Force photo by Senior Airman Devin Doskey/Released)