Makkah, Sha ban 21, 1438, May 17, 2017, SPA -- Crown Prince Mohammed bin Nayef bin Abdul Aziz, the Deputy Prime Minister and Minister of Interior, here this evening patronized the graduation ceremony of a qualifying course on civil defense work. The number of the graduates was 1712. A speech ceremony was held on the occasion which was attended by a number of officials. --SPA23:29 LOCAL TIME 20:29 GMT www.spa.gov.sa/w406827