Walter Russell Mead discusses Joe Biden鈥檚 industrial policy, Israeli airstrikes in Syria and Gaza, the fentanyl crisis, and what foreign policy might look like if Donald Trump wins in November 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)