Se Young Jang on how the Korean War put presidents in charge of nuclear weapons. Waiting for the bomb to drop: There are sounds, for those who can hear them, of the preliminary and muffled drumbeats of war. This is how nuclear war with North Korea would unfold: In one all-too-plausible worst-case scenario, millions die from mistakes and a tweet. This North Korea business will get out of control. “It’s a running joke [in the West Wing] that nuclear war could start from the private residence during Fox [News] primetime” (and more). Why nuclear war with North Korea is less likely than you think. Trump’s tweet won’t start a nuclear war — but the real danger is still terrifying.

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