Iranian security forces have broken up a group linked to Islamic State which was planning attacks in religious centers in the country and trying to hide weapons in home appliances, state news agency IRNA reported on Monday.

The agency said the operation was conducted jointly with another country's agents and a total of 27 suspects were arrested. The agency did not name the other country. 

It said 10 people were arrested at the group's leadership center abroad and 17 people inside Iran.  Five of the 17 were due to carry out the attacks in Iran and the other 12 were supporting them, statement said.  The statement did not identify the religious centers it said were the targets.
 
On Sunday, Iranian media said Iran's Revolutionary Guards had killed two people in clashes with a group of militants in the northwest of the country, where shootouts with Iranian Kurdish militant groups based in Iraq are common.  

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