For a while, President Biden was treating former President Trump a little like Lord Voldemort: He Who Must Not Be Named. But now, Biden is saying Trump's name a lot. With his approval rating hovering around 40 percent, Biden has been invoking his predecessor more often and more aggressively on the campaign trail. This episode: political correspondent Susan Davis, White House correspondent Tamara Keith, and White House correspondent Deepa Shivaram. This episode was edited by Lexie Schapitl. It was produced by Lexie Schapitl and Jeongyoon Han. Our executive producer is Muthoni Muturi.Unlock access to this and other bonus content by supporting The NPR Politics Podcast+. Sign up via Apple Podcasts or at plus.npr.org. Connect:Email the show at nprpolitics@npr.orgJoin the NPR Politics Podcast Facebook Group.Subscribe to the NPR Politics Newsletter.