Title 42, implemented by the Centers for Disease Control and Prevention during the pandemic, has been used by the Trump and Biden administrations to expel millions of asylum seekers from the country. Mired in legal battles from both ends of the political spectrum over the policy, the Biden administration acknowledges that changes have to be made to the nation's immigration system — but reform appears to still be politically impossible.This episode: politics correspondent Susan Davis, White House correspondent Asma Khalid, and immigration correspondent Joel Rose.This episode was produced by Elena Moore and Casey Morell. It was edited by Eric McDaniel. Our executive producer is Muthoni Muturi. Research and fact-checking by Katherine Swartz.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.