U.S. Marine Corps Staff Sgt. Danilo Lopez, an air crew chief with SPMAGTF Crisis Response – Africa, lowers the ramp of an MV-22B Osprey before delivering Thanksgiving meals to U.S. service members conducting Ebola relief operations in remote locations throughout Liberia while in support of Operation United Assistance, Nov. 27, 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/SPMAGTF-CR-AF Combat Camera/Released)