A source from Tunisian\'s Interior Ministry revealed to Arab Today that security units opened fire on a number of \"suspicious\" individuals found \"hovering\" around the house of Mustapha Ben Jafar - the President of the Constituent Assembly of Tunisia -in the Tunisian city of El Marsa. The individuals refused to leave the area after security forces confronted them, after which they opened fire. The men managed to escape and security has now intensified its presence in the region.