Semi-official Iranian media say two police were killed in a western town, as videos show security forces firing guns and tear gas at crowds elsewhere.

Iran's exiled crown prince wants Iranians to seize the momentum of mass protests, and one analyst believes it could prove a tipping point.

Iran has insisted for decades that its nuclear program is peaceful. However, its officials have increasingly threatened to pursue a nuclear weapon. Iran had been enriching uranium to near weapons-grade levels prior to the U.S. attack in June, making it the only country in the world without a nuclear weapons program to do so.

Iran’s regime is accused of importing foreign militias to crush protests, as experts warn the move marks a dangerous escalation to suppress domestic unrest.

Iran says it has hanged a man who spied for Israel and is ready for a new military confrontation as it struggles to tamp down domestic unrest.

The comments by Maj. Gen. Amir Hatami come as Iran tries to respond to what it sees as a dual threat posed by Israel and the United States, as well as the protests sparked by its economic woes that have grown into a direct challenge to its theocracy.

A slow-burning economic crisis in Iran has reached a tipping point after a slump in the national currency to a record low made even basic goods unaffordable for much of the population.