BAGHDAD, Sept 22, 2018 (MENA) - Iran has closed down two border crossings with Iraq following the armed attack that targeted a military ceremony in Iran's southwestern city of Ahvaz, an Iraqi well-informed source said on Saturday. The source told Alsumaria News channel that the Iranian side closed down al-Shaib and Shalamcheh border gates to passengers and trade movement temporarily. Iran has taken tightened security measures after today's attack that targeted a military parade in Ahvaz, leaving 11 elements of the Revolutionary Guards dead.