LEBANESE PRESIDENT EMILE LAHUD ARRIVED HERE THIS AFTERNOON TO PARTICIPATE IN THE MEETINGS OF THE 19TH ARAB SUMMIT WHICH WILL BEGIN ON WEDNESDAY. AT RIYADH AIRBASE, HE WAS RECEIVED BY PRINCE SATTAM BIN ABDULAZIZ, DE[PUTY GOVERNOR OF RIYADH REGION, PRINCE DR. ABDULAZIZ BIN MOHAMMAD BIN A'AYAF AL MIQRIN, MAYOR OF RIYADH REGION, SAUDI AMBASSADOR TO LEBANON DR. ABDULAZIZ KHOJAH AND LEBANESE CHARGE D'AFFAIRES IN THE KINGDOM ZIYAD A'ITANI.