The document discusses the Ebola outbreak in West Africa. It notes that on March 5, the last Ebola patient in Liberia, Beatrice Yardolo, was discharged from an Ebola treatment center, bringing Liberia's total cases down to zero. However, Liberia will not be declared Ebola-free until 42 days pass without any new cases, which is twice the virus's incubation period. While progress has been made in Liberia, cases have recently increased again in Sierra Leone and Guinea, and health workers there have faced attacks from distrustful communities, threatening control of the outbreak across the region. Education of communities and trust in health workers are essential to fully stopping the spread of the virus by