Secretary of Energy, Ernest Moniz, left, and Secretary of State, John Kerry wait for the start of a trilateral meeting at an hotel in Lausanne in March. Brendan Smialowski/AP hide caption

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Energy Secretary: Iran Deal Blocks All Paths Toward Nuclear Bomb

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Massachusetts Institute of Technology scientist Ernest Moniz is introduced by President Obama as the nominee to run the Energy Department, Monday at the White House. Mandel Ngan/AFP/Getty Images hide caption

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