A number of world leaders and officials have condoled the Custodian of the Two Holy Mosques, King Abdullah bin Abdulaziz Al Saud, the royal family and the Saudi people on the passing away of Crown Prince Naif bin Abdulaziz Al Saud, Deputy Premier and Minister of Interior. U.S. Vice President Joe Biden said in a statement that Crown Prince Naif bin Abdulaziz has made a historical foundation for the security of the Kingdom of Saudi Arabia and its strong partnership with the United States in combating terrorism, noting that he had the honor of meeting Prince Naif in Riyadh last October and he was looking forward to welcoming him in the United States of America. On her part, Switzerland's President Eveline Widmer-Schlumpf expressed in a statement the deep grief of Swiss Federal Council, government and people on the passing away of Crown Prince Naif bin Abdulaziz. For his part, Australian Foreign Affairs Minister Bob Carr commended in an official statement the leading roles of Crown Prince Naif bin Abdulaziz in combating extremism and terrorism, enhancing bilateral relations between the Kingdom of Saudi Arabia and Australia and strengthening regional and global peace. --More