Workers at the main supply warehouse, prepare a resupply box for one of the Ebola treatment units, Monrovia, Liberia, Nov. 26, 2014. The World Food Program will be transitioning to take over supply operations mid-December. Through the combined effort with their U.S. Service member partnership, they've established an efficient process for distributing much needed supplies to ETUs throughout the area. Operation United Assistance is a Department of Defense operation in Liberia to provide logistics, training and engineering support to U.S. Agency for International Development-led efforts to contain the Ebola virus outbreak in western Africa. (U.S. Army photo by Sgt. Matt Britton 27th Public Affairs Detachment/RELEASED)