Saudi King Abdullah (C-R, back) and Yemeni President Ali Abdullah Saleh (C-L, back) look on as the Gulf initiative is signed by delegates at the Royal Palace in Riyadh November 23, 2011. Yemeni President Ali Abdullah Saleh signed a Gulf initiative on Wednesday to hand over power to his deputy as part of a proposal to end months of protests that have pushed the Arab country to the brink of civil war.[Photo/Agencies]

Saudi King Abdullah (C-R, back) and Yemeni President Ali Abdullah Saleh (C-L, back) look on as the Gulf initiative is signed by delegates at the Royal Palace in Riyadh November 23, 2011.[Photo/Agencies]