Madinah, Jumada II 23, 1432, May 26, 2011, SPA -- Prince Ahmad bin Abdulaziz Al Saud, Deputy Minister of Interior Affairs, left here today after participating in the ceremony of giving prizes to the winners of Prince Naif bin Abdulaziz International Contest for Prophet's Sunnah and Contemporary Islamic Studies. At Prince Mohammed International Airport, Prince Ahmad was seen off by a number of princes and officials.