Located about 200 miles south of Tehran, the nuclear facility at Natanz (shown here in 2005) has fed concerns that Iran is seeking to produce nuclear weapons. The International Atomic Energy Agency says Iran is enriching uranium at Natanz and as has already produced enough nuclear fuel for a single nuclear bomb, provided Iran develops the capability to enrich the material further to weapons grade. Henghameh Fahimi/AFP/Getty Images hide caption

toggle caption Henghameh Fahimi/AFP/Getty Images

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Taliban Commander Says Leader In Pakistan Killed

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Obama Aide Seeks New War-On-Terrorism Approach

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Russian Sub Patrols Reminiscent Of Cold War

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Secretary Gates Observes U.S, Iraq Cooperation

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Defense Secretary Gates Visits Iraq

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Defense Secretary Faces Question On Iran Nukes

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Military Chefs Battle On Pentagon's Cooking Show

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McNamara, Vietnam-Era Defense Secretary, Dies

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For U.S. Intelligence, Few Clues To Iran Turmoil

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Amid Iran Protests, Rumors Of Power Struggle

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Obama Draws Criticism For Iran Response

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In Brussels, Gates Pushes Afghan Plan

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