Members of Joint Forces Command – United Assistance and construction personnel looks through leftover building materials from the construction of an Ebola treatment unit built in support of Operation United Assistance in Tappita, Liberia, Dec. 27, 2014. JFC-UA was touring the facility one last time before handing the ETU over to international aid organizations. 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. Army Photo by Sgt. 1st Class Brien Vorhees, 55th Signal Company (Combat Camera) / Released)