The militant group Islamic State claimed responsibility via its Amaq news agency, saying the two attacks were carried out by "martyrdom-seeking fighters with two explosive vests inside the Khomeini shrine in the center of Tehran." Islamic State has clashed with Iranian-backed militias in Iraq and Syria, but Wednesday’s attack marked the first time the group has struck deep in the heart of the world’s most powerful Shiite state. Suddenly, a couple of our fellow MPs arrived inside and one of them had bloodstains on his clothes and said, ‘Daesh has attacked,’” Falahatpishe said, referring to a common Arabic acronym for Islamic State. 9:10 a.m.: This story was updated with Iran’s Islamic Revolutionary Guard alleging that Saudi Arabia and the U.S. were behind attacks. 3:36 a.m.: Updated with new death toll and number injured2:40 a.m.: This article was updated with claims of the attack by Islamic State.

Source: Los Angeles Times June 07, 2017 07:23 UTC