Sudanese troops stand next to a burnt-out military vehicle in the oil center of Heglig after clashes with South Sudanese forces Wednesday. Recent fighting has raised fears of a renewed war. AFP/Getty Images hide caption

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Sam LaHood of the International Republican Institute is one of 19 American democracy promoters who face charges of fomenting unrest in Egypt. Here, he is shown last month at the U.S. Embassy in Cairo. Courtesy IRI hide caption

itoggle caption Courtesy IRI

Israeli Prime Minister Benjamin Netanyahu addresses the American Israel Public Affairs Committee's annual policy conference on Monday in Washington, D.C. He said he would never let his "people live in the shadow of annihilation." Chip Somodevilla/Getty Images hide caption

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North Korea's military fires missiles during a drill in this undated photo released Oct. 6, 2010, by the Korean Central News Agency. North Korea has agreed to stop nuclear activities and allow inspections, while the U.S. says it will provide food aid to the country. Korean Central News Agency/AP hide caption

itoggle caption Korean Central News Agency/AP

Secretary of State Hillary Clinton speaks during a press conference at a conference on Syria in Tunis, Tunisia, on Friday. The participants were united in their calls for a ceasefire and for Syrian President Bashar Assad to allow humanitarian aid into his country. EPA /Landov hide caption

itoggle caption EPA /Landov