The police sschierata riot in Tehran, in anticipation of new protests after the Guardians of the revolution have admitted to having shot down accidentally, the Ukrainian air crashed on 8 January in Tehran. Agents, in part, also in plain clothes, have gathered in various points of the city, including in front of the university. Members of the Pasdaran patrolling the streets. The anger against the government was turned back on after three days the authorities have categorically denied any responsibility for the crash, that killed 176 people, and then the Guards of the revolution have admitted the liability of the launching of a missile by mistake. The victims are mostly iranian or iranian-canadians.