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Considering U.S.-Russia diplomacy in the context of the Ukraine crisis; how citizen science can help communities become safer and stronger; protecting the U.S. blood supply from future shocks; and new \\u201cvisual essays\\u201d that show why people might join\\u2014and later leave\\u2014extremist groups. For more information on this week\\u2019s episode, visit rand.org/podcast.
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