Here's a long but interesting read: https://www.newyorker.com/magazine/2017/09/18/the-risk-of-nuclear-war-with-north-korea https://www.newyorker.com/magazine/2

Here's a long but interesting read: https://www.newyorker.com/magazine/2017/09/18/the-risk-of-nuclear-war-with-north-korea https://www.newyorker.com/magazine/2017/09/18/the-risk-of-nu... The answer you are referring to is explicitly mentioned.