Custodian of the Two Holy Mosques King Salman receives from Tunis Mayor Souad Abderrahim the Golden Key to the city of Tunis during a reception at his residence in the Tunisian capital Saturday. King Salman was also awarded an honorary doctorate degree by the University of Kairouan. The King received Tunisian Head of Government Youssef Chahed. They discussed the aspects of cooperation between the two countries and means to strengthen them.