Attacks on vulnerable electrical infrastructure are surging. The tactic — embraced by everyone from copper-seeking vandals to chaos-minded white nationalists — exposes a major vulnerability in the US power grid. This episode was produced by Victoria Chamberlin, edited by Matt Collette, fact-checked by Laura Bullard, engineered by Patrick Boyd and Paul Robert Mounsey, 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