Supporters of Houthi Shiites, who took over the government of Yemen and installed a new committee to govern, dance with traditional daggers at a rally in support of the Houthis, at a sports stadium in Sanaa, Yemen, Saturday, Feb. 7, 2015. Hani Mohammed/AP hide caption

itoggle caption Hani Mohammed/AP

Houthi Shiite Yemeni carry coffins of fellow men killed during recent clashes with presidential guard forces, during their funeral procession in Sanaa, Yemen, on Friday. Hani Mohammed/AP hide caption

itoggle caption Hani Mohammed/AP

Shiite Houthi rebels chant slogans after taking over a government military compound in Yemen's capital, Sanaa, in September. The group forced the country's president to resign on Thursday, plunging Yemen into uncertainty. Hani Mohammed/AP hide caption

itoggle caption Hani Mohammed/AP

Female demonstrators hold up posters of Yemen's president during an August pro-government demonstration in Sanaa. The rebels took over the presidential palace on Tuesday. Mohammed Huwais/AFP/Getty Images hide caption

itoggle caption Mohammed Huwais/AFP/Getty Images

Houses of local residents are seen damaged in clashes that erupted between presidential guards and Shiite Houthi fighters in Sanaa, Yemen, on Tuesday. Hani Ali/Xinhua/Landov hide caption

itoggle caption Hani Ali/Xinhua/Landov

South African Pierre Korkie was killed in a failed rescue attempt along with American photojournalist Luke Somers. U.S. officials were reportedly unaware that Korkie was being held along with Somers nor that arrangements had already been made for his release. AP hide caption

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Luke Somers, 33, an American photojournalist who was kidnapped over a year ago by al-Qaida, poses for a picture during a parade marking the second anniversary of the revolution in Sanaa, Yemen. Hani Mohammed/AP hide caption

itoggle caption Hani Mohammed/AP