Yemen

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Yemeni protestors chant slogans Jan. 16, 2012, during a demonstration demanding the prosecution of Yemen's President Ali Abdullah Saleh in Sanaa, Yemen. (Associated Press)

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Protesters demand the prosecution of Yemeni President Ali Abdulla Saleh, who has been igniting unrest for a year. (Associated Press)

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Yemeni vendor Hassan Azany (left), 19, sits Jan. 3, 2012, by his makeshift shop at an alley in the old city of Sanaa, Yemen. (Associated Press)

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Yemeni soldiers and officers march during a rally demanding reforms and dismissal of a senior official over alleged corruption in Taiz, Yemen, Saturday, Dec. 31, 2011. (AP Photo/Anees Mahyoub)

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Yemen's outgoing President Ali Abdullah Saleh wants permission to travel to the U.S. for medical treatment. (Associated Press)

Protestors stand behind the gate of a field hospital to watch wounded demonstrators being carried from the site of clashes with security forces, in Sanaa, Yemen, Saturday, Dec. 24, 2011. More than 100,000 protesters who entered Yemen's capital Saturday after a 4-day march from another city were attacked by elite troops loyal to outgoing President Ali Abdullah Saleh. (AP Photo/Hani Mohammed)

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A Yemeni protester wears the colors of his national flag painted on his body and an Arabic phrase that reads, "The people want the butcher to be executed," during a rally to demand the prosecution of President Ali Abdullah Saleh in Sanaa, Yemen, on Wednesday. (Associated Press)

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Defected army soldiers stand guard on a vehicle while protesters march during a demonstration demanding the prosecution of Yemen President Ali Abdullah Saleh in Sanaa, Yemen, on Nov. 24, 2011. (Associated Press)

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A wounded protestor is carried from the site of clashes with security forces in Sanaa, Yemen, Thursday, Nov. 24, 2011. (AP Photo/Hani Mohammed)

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Yemeni President Ali Abdullah Saleh, in Riyadh, Saudi Arabia, signs an agreement to step down on Wednesday, Nov. 23, 2011. (Associated Press)

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** FILE ** In this April 15, 2011, file photo, Yemeni President Ali Abdullah Saleh waves to his supporters, not pictured, during a rally in Sanaa, Yemen, after returned from medical treatment in Saudi Arabia. (AP Photo/Muhammed Muheisen, File)

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Yemeni female protestors march during a demonstration demanding the resignation of Yemen's President Ali Abdullah Saleh in Sanaa, Yemen, Monday, Nov. 21, 2011. Arabic on the banner reads, "people are free, and they reject immunity and guarantee Saleh." (AP Photo/Hani Mohammed)

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A protester (center) with the colors of Yemen's national flag painted on his face and Arabic writing on his chest that translates as "Saleh, you're better off leaving," chants slogans during a demonstration demanding the resignation of Yemeni President Ali Abdullah Saleh in Sanaa, Yemen, on Sunday, Oct. 16, 2011. (AP Photo/Mohammed Hamoud)

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A protester flashes the victory sign and chants slogans during a demonstration to demand the resignation of Yemeni President Ali Abdullah Saleh in Sanaa, Yemen, on Saturday, Oct. 15, 2011. (AP Photo/Hani Mohammed)

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Anti-government protestors carry a wounded protestor from the site of clashes with security forces, in Sanaa, Yemen, Saturday, Oct. 15, 2011. Medical officials in Yemen say security forces have fired on protesters in the capital Sanaa, killing several and wounding dozens. (AP Photo/Hani Mohammed)

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Defected army soldiers stand in line as they guard a street where protestors demonstrated to demand the resignation of Yemen's President Ali Abdullah Saleh in Sanaa, Yemen, Friday, Oct. 14, 2011. (AP Photo/Hani Mohammed)

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** FILE ** In this June 27, 2011, file photo, Yemeni activist Tawakkul Karman chants slogans along with anti-government protestors, during a demonstration demanding the resignation of Yemeni President Ali Abdullah Saleh, in Sanaa, Yemen. (AP Photo/Hani Mohammed, File)