"GROSS: He's seen a lot of war, right. So do you have any idea what kind of war he's envisioning if we do go to war with North Korea? And I hate to even utter those words."

"FILKINS: Yeah, God forbid. I think there's a lot of different options. And, I mean, I've had some discussions about what those options are. I think they're all terrible. I think that the easy scenario to imagine - I mean, it's a terrible scenario - is the moment the United States strikes North Korea, say. And we're speaking only theoretically here. The North Koreans have at their disposal thousands of artillery rounds that are within striking range of Seoul. And I think, you know, metropolitan Seoul has how many people - 20 million people. And so you can imagine."