2019 Ways To Spell Doomsday

Virginia Heffernan talks to nuclear research and policy-making expert Sharon Squassoni about the Trump effect on the Doomsday Clock, our nuclear situation worldwide, how climate change moves the minute hand, and a realistic look at what it would look like for a sitting president to consider using “the button” (which is really a briefcase). Learn more about your ad choices. Visit megaphone.fm/adchoices