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Soldiers of the Republican Guard march during the graduation ceremony for the first batch of a Personal Protection Battalion in the Yemeni capital Sanaa, on December 23, 2012. AFP PHOTO/ MOHAMMED HUWAIS (Photo credit should read MOHAMMED HUWAIS/AFP/Getty Images)

Soldiers of the Republican Guard march during the graduation ceremony for the first batch of a Personal Protection Battalion in the Yemeni capital Sanaa, on  December 23, 2012.  AFP PHOTO/ MOHAMMED HUWAIS        (Photo credit should read MOHAMMED HUWAIS/AFP/Getty Images)