A source inside Iran who was able to call out told CBS News on Tuesday that activist groups working to compile a full death toll from the protests, based on reports from medical officials across the country, believed the toll was at least 12,000, and possibly as high as 20,000.

At least 572 people have been killed as security forces try to quash the unrest, activists say, with the true scale of the crackdown yet to become clear amid an internet blackout.

WASHINGTON ( NewsNation) — President Donald Trump is weighing possible military action in response to Iran’s deadly crackdown on anti-government protests.

As Trump mulls his options, Iran's top diplomat claims more than two weeks of deadly anti-government unrest is under control, and he's willing to negotiate.

But Starlink receivers use GPS to locate and enable connections to satellites. “Since its 12-day war with Israel last June," The Times says, “Iran has been disrupting GPS signals.” That means shutdowns are localized, and has resulted in a patchwork quilt of Starlink connectivity, including near blackouts in some high-profile areas.

U-Haul truck reportedly drives through Iran protest crowd in Los Angeles, striking one person near Federal Building in Westwood. Driver detained by LAPD.

An image of a protester wearing Nike sneakers, raising the Lion and Sun flag on a monument, has gone viral on social media.

President Donald Trump has arrived at a delicate moment as he weighs whether to order a U.S. military response against the Iranian government over its crackdown on protests.

Hundreds of protesters have been killed in Iran, rights groups say, as President Trump threatened "strong" military action.

Iran faces unprecedented protests as citizens unite around overthrowing the Islamic Republic, marking the most serious threat to the regime since 1979.