Secretary-general of the League of Arab States Nabil Elaraby (left) and Egyptian Foreign Minister Sameh Shukri attend a news conference after the closing session of the Arab League Summit in Sharm el-Sheikh, Egypt, on Sunday. The 22-nation body agreed in principle to establishing a regional security force. Cui Xinyu/Xinhua/Landov hide caption

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Arab League Secretary-General Nabil Elaraby (foreground) speaks to the head of the Syrian Coalition (second from right) during a meeting in Cairo, Egypt, on Monday. Elaraby is urging the league's members to confront Islamic State extremists. Amr Nabil/AP hide caption

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