U.S. Air Force 1st Lt. Neal Grossheider, left, a navigator with the 81st Expeditionary Rescue Squadron, describes the features of an HC-130 Hercules aircraft to Army ROTC cadets July 6, 2013, at Camp Lemonnier, Djibouti. The cadets visited the base to meet service members assigned to Combined Joint Task Force-Horn of Africa and learn about their mission. (U.S. Navy photo by Mass Communication Specialist 1st Class Rafael Martie/Released)