Bryan Clark appears on From the Crows’ Nest to talk about electromagnetic spectrum operations (EMSO) and his new report Winning the Fight for Sensing and Sensemaking: Fielding Cyber and Electronic Warfare Capabilities at Scale.

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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)