BOSTON (AP) — Tony Horwitz, a Pulitzer Prize-winning journalist and the best-selling author of “Confederates in the Attic,” has died. He was 60.

Sarah Hutson, director of publicity at Penguin Press, said in an email that Horwitz died Monday of apparent cardiac arrest in Washington, D.C.

He was on a publicity tour for his latest book, “Spying on the South: An Odyssey Across the American Divide.”

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