Prime Minister of the Republic of Lebanon Saad Hariri left Riyadh on Wednesday evening after participating in the second session of the World Forum of the Public Investment Fund held in Riyadh. At King Khalid International Airport, he was seen off by Prince Mohammed bin Abdul Rahman bin Abdul Aziz, Deputy Governor of Riyadh, Ambassador of the Republic of Lebanon to the Kingdom Fawzi Kabara and a representative of the royal protocol.