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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)
Rebecca Fradkin
Political scientist specializing in national security
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People pray in mosque on February 8, 2011, Makhachkala, Dagestan Republic, Russia. (Oleg Nikishin/Epsilon/Getty Images)
