The attack was by the Islamic State in two important place in Tehran (Parliament) and (tomb of Imam Khomeini, the leader of Iran) .
In a terrorist attack on parliament
One of the security guards (Martyr Javad teimoorI) in the last moments closed door on terrorists. Which caused them to go the upper classes and could not Terror Parliamentarians.
Farewell with Martyr Javad teimoori /Tehran 8 Jun 2017