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In this handout picture released by the official Saudi Press Agency (SPA), Saudi Arabia's King Abdullah bin Abdul Aziz (R) welcomes Oman's Sultan Qaboos bin Said at the start of the Gulf Cooperation Council (GCC) summit meeting in Riyadh on December 19, 2011. The monarchs of the six Gulf nations are holding their first annual summit since the Arab Spring overthrew a raft of regional governments, including key allies. AFP PHOTO/HO/RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT " AFP PHOTO / SPA " - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS (Photo credit should read -/AFP/Getty Images)

In this handout picture released by the official Saudi Press Agency (SPA), Saudi Arabia's King Abdullah bin Abdul Aziz (R) welcomes Oman's Sultan Qaboos bin Said at the start of the Gulf Cooperation Council (GCC) summit meeting in Riyadh on December 19, 2011. The monarchs of the six Gulf nations are holding their first annual summit since the Arab Spring overthrew a raft of regional governments, including key allies. AFP PHOTO/HO/RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT " AFP PHOTO / SPA " - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS (Photo credit should read -/AFP/Getty Images)
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