Vladimir Putin keeps threatening to use smaller nuclear weapons to win his war. Author J. Peter Scoblic says “there’s no such thing as small nukes.” This episode was produced by Miles Bryan and Amanda Lewellyn, edited by Matt Collette, fact-checked by Laura Bullard, engineered by Paul Robert Mounsey, and hosted by Sean Rameswaram. Transcript at vox.com/todayexplained Support Today, Explained by making a financial contribution to Vox! bit.ly/givepodcasts Learn more about your ad choices. Visit podcastchoices.com/adchoices