Evan Gershkovich’s detention is a callback to the last time a US journalist was accused of espionage in Russia — and to a Soviet-era tactic for manipulating the West. This episode was produced by Amanda Lewellyn, edited by Amina Al-Sadi, fact-checked by Laura Bullard and Matt Collette, engineered by Patrick Boyd, and hosted by Noel King. 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