Egyptian President Abdel-Fattah el-Sissi and U.S. Secretary of State John Kerry talk before a meeting at the Presidential Palace on Sunday in Cairo. Brendan Smialowski/AFP/Getty Images hide caption

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Russian Foreign Minister Sergei Lavrov, left, and U.S. Secretary of State John Kerry before their talks Friday in London. Afterward, they reported no breakthroughs on finding a solution to the crisis in Ukraine. Brendan Smialowski/AP hide caption

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Armed men in unmarked military uniforms — who witnesses believe are Russian troops, but who Russian leaders say are "local self-defense" forces — stand outside the territory of a Ukrainian military unit in the Crimean village of Perevalnoye. Maxim Shipenkov /EPA/Landov hide caption

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Secretary of State John Kerry flies over Afghanistan on Oct. 11. He met with President Hamid Karzai to work out an agreement on U.S. presence in the country. Jacquelyn Martin/AFP/Getty Images hide caption

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Iranian Foreign Minister Mohammad Javad Zarif speaks during a news conference earlier this month. Ahmad Al-Rubaye/AFP/Getty Images hide caption

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A Free Syrian Army fighter looks through the scope of his sniper rifle at an area controlled by forces loyal to President Bashar Assad in Aleppo. Reuters/Landov hide caption

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A Free Syrian Army fighter in eastern Syria on Wednesday. /Reuters/Landov hide caption

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Secretary of State John Kerry on Tuesday as he testified before the House Armed Services Committee. Chip Somodevilla/Getty Images hide caption

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Syrian Foreign Minister Walid al-Moualem (left) and Russian Foreign Minister Sergey Lavrov in Moscow on Monday. Yuri Kadobnov /AFP/Getty Images hide caption

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As Secretary of State John Kerry spoke to the House Foreign Affairs Committee on Wednesday, "Code Pink" protesters behind him held up "bloody hands" to express their opposition to the prospect of U.S. military strikes on Syria. Jim Watson /AFP/Getty Images hide caption

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