A source with the Iranian Intelligence Ministry has announced the arrest of a number of Mujahedin Khalq Organization (MKO) terrorists in the anti-government protests that sparked in central Tehran. 
Protestors took to some central and downtown streets in Tehran, hijacking the Shia Muslims Ashura event during which people commemorate the 7th century death of Prophet Muhammad’s (PBUH) grandson, Hussein (PBUH).
The unnamed source was quoted by Fars News Agency as saying that protestors had attacked mourners participating in Ashura ceremonies and damaged public property and parked vehicles in central Tehran.
The protesters reportedly chanted slogans against top Iranian government officials.
According to the Intelligence Ministry source, a number of MKO terrorists were arrested in this connection
