Prince Naif bin Abdulaziz, the Minister of Interior, left here tonight for Khartoum upon invitation from his Sudanese counterpart Major General Abdulraheem Mohammed Hussein. Prince Naif was accompanied by a number of princes and senior officials of the Ministry of Interior. He was seen off at Riyadh air base by a number of princes and officials as well as Sudan embassy's senior diplomats. --More 1916 Local Time 1616 GMT