A health worker, wearing personal protection gear, offers water to a woman with Ebola virus disease (EVD), at a treatment centre for infected persons in Kenema Government Hospital, in Kenema, Eastern ... more 
A health worker, wearing personal protection gear, offers water to a woman with Ebola virus disease (EVD), at a treatment centre for infected persons in Kenema Government Hospital, in Kenema, Eastern Province, Sierra Leone in this August, 2014 handout photo provided by UNICEF August 6, 2014. Workers in the treatment centre are stretched to capacity. UNICEF is supporting the hospital by providing treatment supplies like intravenous fluids and equipment such as protective gear and body bags. As of 4 August, a total of 1,711 cases, including 932 deaths, had been attributed to EVD in the four West African countries of Guinea, Liberia, Nigeria and Sierra Leone. Sierra Leone has borne 691 of these cases (576 confirmed, 49 probable and 66 suspected), including 286 deaths. REUTERS/Dunlop/UNICEF/Handout via Reuters (SIERRA LEONE - Tags: HEALTH DISASTER) ATTENTION EDITORS - NO SALES. NO ARCHIVES. FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. IT IS DISTRIBUTED, EXACTLY AS RECEIVED BY REUTERS, AS A SERVICE TO CLIENTS less 
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Reuters | Photo By HANDOUT / REUTERS
Wed, Aug 6, 2014 5:28 PM EDT