The story: Protests in Iran have entered their fourth week following a brief lull and calls on social media to not let the demonstrations fizzle out. At least four people, including two members of Iran's security forces, have been killed in the latest wave of unrest, which affected 29 cities and towns across the country.

Meanwhile, a self-described hacktivist group has claimed responsibility for interrupting the state broadcaster's flagship evening news bulletin in support of the protests.

The coverage: Protests reignited on Oct. 8 after days of calm, Saturday being the first day of the work week in Iran. Demonstrators took to the streets in many provinces, keeping alive demonstrations that erupted following the Sept. 16 death of Mahsa Amini—a young woman who died in custody...