U.S. Marines with SPMAGTF - Crisis Response - Africa prepare to clean equipment in accordance with Centers for Disease Control and Prevention cleaning and decontamination guidelines, as part of the standard procedure of washing gear prior to leaving the country, while in support of Operation United Assistance in Monrovia, Liberia, Nov. 19, 2014. United Assistance is a Department of Defense operation to provide command and control, logistics, training and engineering support to U.S. Agency for International Development- led efforts to contain the Ebola virus outbreak in West African nations. (U.S. Marine Corps photo by Lance Cpl. Andre Dakis/SP-MAGTF Crisis Response Africa Combat Camera/Released)