RIYADH: King Abdullah, Custodian of the Two Holy Mosques, issued Wednesday seven Royal Decrees extending terms of high ranking officials to another four years, SPA reported. Those who received the four-year extensions effective Wednesday were: n Prince Turki Bin Abdullah Bin Muhammad Al-Saud, Adviser to King Abdullah, Custodian of the Two Holy Mosques. The 59-year-old prince holds a Master's degree in General Administration from a US university. n Prince Mansour Bin Nasser Bin Abdul Aziz, Adviser to King Abdullah, Custodian of the Two Holy Mosques. The 50-year-old prince holds a Master of Philosophy in International Relations from a UK university. n Saleh Al-Ali, President of the Control and Investigation Board. The 75-year-old holds a PhD degree in Islamic Jurisprudence from Imam Muhammad Bin Saud University. n Osama Al-Tayeb, President of King Abdul Aziz University. He received a PhD in Pharmacology from Vanderbilt University in the US in 1981. n Abdulrahman Al-Nafiesah, Adviser at the Royal Court. He is 71 and received a PhD in Law from Duke University in 1980. n Osama Fakieh, President of the General Auditing Bureau. The 70-year-old holds a Master's degree in Business Administration from University of Arizona in the US. n Osama Al-Bar, Mayor of Makkah.