The Joint Forces – United Assistance holiday tree shines in front of the JFC-UA headquarters at the Barclay Training Center, Monrovia, Liberia, Dec. 23, 2014. 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 Spc. Rashene Mincy, 55th Signal Company (Combat Camera)/RELEASED)