Col. Laura Favand, center, lead medical trainer for the Department of Defense Ebola Treatment Training Team, explains the personal protective equipment training to Michael Lumpkin, assistant secretary of defense for special operations and low intensity conflict, during a visit to the National Police Training Center in Paynesville, Liberia, Dec. 3, 2014. The assistant secretary of defense was touring facilities used for training health care workers, as well as Ebola treatment units built as part of Operation United Assistance. 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)