A U.S. Air Force C-130 Hercules takes off from Léopold Sédar Senghor International Airport in Dakar, Senegal, Nov. 4, 2014, en route to Monrovia, Liberia. The aircraft is carrying 8 tons of humanitarian aid and military supplies in support of Operation United Assistance, the U.S. Agency for International Development-led, whole-of-government effort to contain the Ebola virus outbreak in West Africa. (U.S. Air National Guard photo by Maj. Dale Greer)