In a radio interview on the John Batchelor Show, Blaise Misztal discusses what鈥檚 next for US-Turkey relations after Erdogan accepted the Russian S-400 missile defense system.

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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)