FILE – In this Oct. 27, 2014 file photo, health workers unload the lifeless body of a man suspected of contracting the Ebola virus, as they carry him to a grave site on the outskirts of Monrovia, Liberia. Health officials in the U.S. and Europe are scrambling to begin testing a handful of experimental Ebola drugs in Africa, but an ethical debate is brewing over how to appropriately test medicines amid an outbreak that has already killed nearly 5,000 people. (AP Photo/Abbas Dulleh, File)
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