AlHijjah 1, 1432, Oct 28, 2011, SPA -- Former U.S. President Bill Clinton has expressed deep sorrow and sincere condolences and sympathy to the Custodian of the Two Holy Mosques King Abdullah bin Abdul Aziz Al-Saud, the royal family and the Saudi people on the death of the late Prince Sultan bin Abdul Aziz Al Saud. In a statement to Saudi Press Agency, Clinton said that the late Prince Sultan bin Abdul Aziz worked tirelessly for the service of his country as well as to strengthen cooperation and friendship between the Kingdom of Saudi Arabia and the United States of America in particular and the promotion of international cooperation in general. Clinton hailed the leadership role of the late Prince Sultan Bin Abdul Aziz.