From the article:
Nismans work on the AMIA case was invaluable in documenting Irans efforts to build a terror infrastructure in South America. Matt Levitt, an expert on Hezbollah, who recently published a book about the Iran-backed terror organization, wrote this week, As I was writing my book, trying to navigate the convoluted details of the AMIA bombing and other Hezbollah plots, Nisman was an invaluable resource.
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