Prince Khalid bin Sultan bin Abdulaziz, Deputy Minister of Defense, patronized here today the graduation ceremony of the ninth batch of King Abdullah College for Air Defense. Upon arrival at the venue, Prince Khalid bin Sultan was received by Commander of Air Defense Lieutenant General Mohammed bin Awadh Al-Suhaim and a number of officers. A speech ceremony was held on this occasion. Then, the Deputy Minister of Defense handed over the certificates and awards to the graduated students. The graduation ceremony was attended by Governor of Taif, Fahd bin Abdulaziz bin Muammer; and a number of officials.