Qa'dah 26, 1431 / Nov. 3, 2010, SPA -- Prince Khalid bin Sultan bin Abdulaziz, Assistant Minister of Defense and Aviation and Inspector General for Military Affairs, left here today after visiting the Command College for Higher Education. During his visit to the college, Prince Khalid bin Sultan was briefed on its history and fields of specialization. Prince Khalid bin Sultan's official visit to Spain lasted for several days.