I've been stunned by the reception of "“Obama’s Secret Iran Strategy.”":http://hudson.org/research/10989-obama-s-secret-iran-strategy In this, the era of the 140-character tweet, I’d assumed that a 9,500-word article would have scant appeal beyond a professional audience. Yet, to date, it has attracted 220,000 unique visitors; journalists from several different countries have called to interview me; I’ve done my share of talk radio; and senior political figures, including presidential hopefuls, have expressed their appreciation.

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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)