News that a Texas man was diagnosed with Ebola after returning home from a visit to Liberia has raised new concerns about the spread of the disease. For health workers the stakes are particularly high - more than 120 have died in West Africa since the Ebola outbreak began early this year. In the United States, public health experts are working to reassure the public, and medical workers, that the virus does not endanger communities here. VOA's Carol Pearson has more.
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