In this photo from March 2009, an Israeli Air Force F-15I fighter jet lands at the Hazerim Air Force Base in the southern Israeli Negev desert during a media event. The Israeli aerial arsenal includes the F-16I, which military officials said was capable of reaching Iranian airspace without refueling. Jack Guez/AFP/Getty Images hide caption

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In this photo from April 2007, Iranian President Mahmoud Ahmadinejad delivers a speech during a visit to the Natanz uranium enrichment facility about 200 miles south of Tehran, the country's capital. During the speech, Ahmadinejad announced that Iran was producing enriched uranium on an industrial scale, warning that the Islamic republic would defend its nuclear rights "to the end." Atta Kenare/AFP/Getty Images hide caption

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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

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The U.N. divided the village of Ghajar into Israeli and Lebanese sectors in 2000. But new research suggests that Ghajar — shown here May 3 — may in fact be Syrian. Ahmad Gharabli/AFP/Getty Images hide caption

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