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Photo by: Louis Lanzano

Police Commissioner Raymond Kelly holds a component of a mocked up pipe bomb, Sunday, Nov. 20, 2011, in New York. 27-year-old Jose Pimentel of Manhattan, a U.S. citizen originally from the Dominican Republic, was arrested Saturday for allegedly plotting to bomb police and post offices in New York City as well as U.S. troops returning home. (AP Photo/Louis Lanzano)

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