Lebanese President Michel Aoun chaired the current session of the 4th Arab Development, Economic and Social Summit. The Lebanese President delivered a speech in which he thanked the Custodian of the Two Holy Mosques King Salman bin Abdulaziz Al Saud for chairmanship of the previous session. He highlighted a number of issues pertaining to the Arab joint action. --SPA 17:59 LOCAL TIME 14:59 GMT 0015 www.spa.gov.sa/w823288