SHEIKH MOHAMMED BIN ZAYED AL-NAHYAN, THE HEIR APPARENT OF ABU DHABI AND DEPUTY COMMANDER OF THE UAE'S ARMED FORCES, AND THE ACCOMPANYING DELEGATION ARRIVED HERE TODAY. HE WAS WELCOMED AT RIYADH AIRBASE BY VICE CUSTODIAN OF THE TWO HOLY MOSQUES PRINCE SULTAN BIN ABDULAZIZ, PRINCE SALMAN BIN ABDULAZIZ, THE GOVERNOR OF RIYADH REGION, PRINCE KHALID BIN SULTAN BIN ABDULAZIZ, THE ASSISTANT DEFENSE AND AVIATION MINISTER FOR MILITARY AFFAIRS, AND A NUMBER OF OTHER SENIOR OFFICIALS.