A fireboat sits amid ruins and debris on the piers at Black Tom Island in Jersey City, N.J., on July 30, 1916. Evidence pointed to German sabotage. In Dark Invasion, Howard Blum explores Germany's spy network and sabotage efforts in the U.S. at the beginning of World War I. AP hide caption

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Author Interviews

During WWI, Germany Unleashed The 'First Terrorist Cell In America'

In Dark Invasion, Howard Blum explores the campaign of sabotage that Germany inflicted on an unsuspecting U.S. As ships and factories blew up, "no one really suspected a spy network," he says.

A fireboat sits amid ruins and debris on the piers at Black Tom Island in Jersey City, N.J., on July 30, 1916. Evidence pointed to German sabotage. In Dark Invasion, Howard Blum explores Germany's spy network and sabotage efforts in the U.S. at the beginning of World War I. AP hide caption

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During World War I, Germany Unleashed 'Terrorist Cell In America'

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Ramis, shown here in Chicago in 2009, died of complications related to autoimmune inflammatory vasculitis on Monday. Tasos Katopodis/Getty Images for The Second City hide caption

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Harold Ramis On Working At 'Playboy' And Writing 'Animal House'

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