TEHRAN (AP)--As Iran celebrates the revolution's 31st anniversary, the country's president is making bold statements about the nation's nuclear advancements.
Hundreds of thousands of Iranians flooded central Tehran to mark the day, but the celebration was not without opposition.
Police clashed with protestors in several places around the city, firing tear gas and shooting people with paintballs to mark them for arrest.
Click the camera icon to see some of the day's events.
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