Protest in Tehran after Saudis execute cleric

Updated 5:40 PM ET, Sun January 3, 2016
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Iranian protesters hold portraits of prominent Shiite Muslim cleric Nimr al-Nimr as they confront riot police during a demonstration against his execution by Saudi authorities on Sunday, January 3, outside the Saudi embassy in Tehran, Iran. Saudi Foreign Minister Adel al-Jubeir told reporters that Saudi Arabia is severing ties with Iran after an attack on the embassy. ATTA KENARE/AFP/Getty Images
Tehran's police chief Gen. Hossein Sajedinia, center right, tries to disperse protesters in front of Saudi Arabia's Embassy in Tehran on January 3. Vahid Salemi/AP
Iranian demonstrators burn representations of the U.S. and Israeli flags during a demonstration in front of the Saudi Arabian Embassy in Tehran on January 3. Vahid Salemi/AP
Iranian security guards Saudi Arabia's embassy in Tehran while a group of demonstrators gathered to protest on January 3. Ebrahim Noroozi/AP
Protesters set fire to the Saudi Embassy in Tehran, Iran, on Saturday, January 2, during a demonstration against the execution of prominent Shiite Muslim cleric Nimr al-Nimr by Saudi authorities. Nimr was a driving force of the protests that broke out in 2011 in Saudi Arabia's east, an oil-rich region where the Shiite minority of an estimated 2 million people complains of marginalization. ATTA KENARE/AFP/Getty Images
Smoke billows from the windows of the burning Saudi Embassy on January 2. A CNN producer in Tehran said some protesters made it inside the building, setting fire and ransacking some records. MOHAMMAD REZA NADIMI/ISNA NEWS AGENCY/EPA /LANDOV
A firefighter sprays water on the flames on January 2 in Tehran, Iran, a Shiite-majority nation, issued a statement deploring the execution and warning that Saudi Arabia would pay a heavy price for its policies. MOHAMMADREZA NADIMI/AFP/Getty Images
Iranian protesters gather outside the Saudi Embassy in Tehranon January 2. Saudi Arabia said it executed "terrorists" and told Iran to stay out of its internal affairs. ATTA KENARE/AFP/Getty Images
Several protesters were arrested, police officers at the embassy told CNN. ATTA KENARE/AFP/Getty Images
There was some damage near the back of the embassy building, witnesses and a police officer said. None of the Saudi diplomatic staff was in the embassy at the time. ATTA KENARE/AFP/Getty Images