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Regime change is a very big question, a very big operation,

not something that can be done quickly and easily in Iran.

It's day 19 of turmoil in Iran.

Human rights groups say more than 2,500 people have been killed.

President Trump is weighing military action and response.

This is sources and methods from NPR.

I'm Sasha Pfeiffer in for Mary Louise Kelly.

Every Thursday on this podcast, we take a close look at the week's biggest national security stories with NPR reporters who are out covering them. This week, Greg Myrie, who covers national security. Hi, Greg. Hi, Sasha. And Quill Lawrence, who covers national security and veterans. He's joining us from New York. Welcome, Quill. Thank you. Greg, I want to go straight to you, and I will note that as of when we are taping this at noon on the East Coast, with that time frame, could you update us on what is the latest in Iran? Yeah, it seems after 19 days or so, things have quieted down for the moment and real emphasis on for the moment. Hard to say why,

because the information coming out of Iran is so fragmented. The government cut the internet

last week, so we're only getting sporadic videos, sporadic phone calls. Very hard to get a full

picture of what's going on there. One possibility is certainly

that the security forces have cracked down so hard, killed so many people, arrested so many

people that this has driven some, many of the protesters off the streets, again, at least for now.

The group, human rights activists in Iran, which is

based here in the U.S., but works with people in Iran, has been trying to document the death

toll, and they're the ones reporting more than 2,500 killed and thousands arrested. But everybody

acknowledges how hard it is to get thorough, complete information.

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