The idea of another American Civil War might seem outlandish. But as the country diversifies, it's grown more polarized. Today, Americans can't even agree on who won the 2020 election or whether masks prevent the spread of COVID. Researchers say it's not out of the question for these political tensions to boil over. This episode: White House correspondent Asma Khalid, White House correspondent Tamara Keith, and senior editor and correspondent Ron Elving. Connect:Email the show at nprpolitics@npr.orgJoin the NPR Politics Podcast Facebook Group.Subscribe to the NPR Politics Newsletter.Find and support your local public radio station.