Khartoum, Rome, Hanoi, Rajab 16, 1436, May 5, 2015, SPA-- Saudi Embassies in Sudan, Italy and Vietnam, opened books of allegiance pledge to give opportunities to Saudi people there to register their pledges of allegiance to Prince Mohammed bin Naif bin Abdulaziz, Crown Prince, Deputy Premier, and Minister of Interior and Prince Mohammed bin Salman bin Abdulaziz, Deputy Crown Prince, Second Deputy Premier, and Minister of Defense. --SPA 21:47 LOCAL TIME 18:47 GMT www.spa.gov.sa/w