Prince Abdulaziz bin Saud bin Nayef bin Abdul Aziz, the Minister of the Interior, here on Monday evening patronized a graduation ceremony of a civil defense training course at the headquarters of the civil defense emergency forces in Makkah Region. A ceremony was held on the occasion featuring a number speeches, a presentation of skills and practical applications, a military parade for the graduates, performance of the oath, the announcement of the outcome of the course and other activities.