Walter Russell Mead discusses America’s new lithium wealth; the Palestinians� bargaining position in Saudi-Israeli peace talks; the drugs, violence, and migration problems in America’s backyard; and why you should read Sir Walter Scott on his podcast What Really Matters.

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The P4 laboratory, on the campus of the Wuhan Institute of Virology, in Wuhan, in China's central Hubei province. (Hector Retamal/AFP via Getty Images)