Fresh protests erupt in Iran amid internet blackouts, as Trump offers U.S. support for demonstrators challenging the regime.

Anti-government chants filled the streets of Iran's capital tonight, as protesters pressed the biggest movement against the Islamic republic in more than three years despite a deadly crackdown under cover of an internet blackout.

Anti-government chants filled the streets of Iran's capital on Saturday night, as protesters pressed the biggest movement against the Islamic republic in more than three years despite a deadly crackdown under cover of an internet blackout.

More than 570 protests have taken place across all of Iran’s 31 provinces. The death toll has reached at least 116 with more than 2,600 arrests.