President Biden is the oldest U.S. president ever at 80. Donald Trump is 77. Congress is as old as it has ever been. How did we get here and how does it shape our politics?This episode: voting correspondent Miles Parks, political correspondent Kelsey Snell, and senior political editor and correspondent Domenico Montanaro.The podcast is produced by Elena Moore and Casey Morell. Our editor is Eric McDaniel. 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.