Iran protests intensify, leaders face resignation calls after plane downed

The Ukraine International Airlines plane was downed minutes after taking off from Tehran bound for Kiev on Wednesday

Protests erupted across Iran for a second day on Sunday, increasing pressure on the Islamic Republic's leadership after it admitted its military shot down a Ukrainian airliner by accident, despite days of denials that Iranian forces were to blame.

"They are lying that our enemy is America, our enemy is right here," one group of protesters chanted outside a university in Tehran, according to video posted on Twitter.

Other posts showed demonstrators outside a second university and a group of protesters marching to Tehran's Azadi (Freedom) Square, as well as protests in other cities.

Some state-affiliated media carried reports of the