Nathan Wolfe: Why we have virus outbreaks & how we can prevent them

SARS, avian flu, swine flu ... each virus outbreak raises the question: What can be done? A compelling answer from virus hunter Nathan Wolfe, who's outwitting the next pandemic by staying two steps ahead: discovering new, deadly viruses where they first emerge -- passing from animals to humans among poor subsistence hunters in Africa -- and stopping them before they claim millions of lives.

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S2009E55 - C.K. Williams: Poetry for all seasons of life