U.S. Soldiers with the Combined Joint Task Force-Horn of Africa East Africa Response Force get into an Air Force C-130 Hercules aircraft at Camp Lemonnier, Djibouti, Dec. 18, 2013. The U.S. State Department requested the assistance of U.S. military forces in evacuating personnel from the embassy in Juba, South Sudan, to Nairobi, Kenya, amid political and ethnic violence in South Sudan.