Crown Prince Abdullah bin Abdulaziz, the Deputy Premier and Commander of the National Guard, received at his office at the royal court at Alyamamah palace in Riyadh today visiting U.S. congressmen and businessmen delegation. The audience was attended d by Prince Abdulaziz bin Abdullah bin Abdulaziz, Advisor at the Crown Prince's Court; Prince Dr. Bandar bin Salman bin Mohammed Al Saud, Advisor at the Crown Prince's Court; senior protocol officials and ministers.