The president with a major social media presence is facing a Democratic challenger with fewer digital resources. Biden's strategy counts on real-world conditions overcoming Trump's virtual dominance. This episode: congressional correspondent Susan Davis, White House correspondent Tamara Keith, and campaign correspondent Asma Khalid. Connect:Subscribe to the NPR Politics Podcast here.Email the show at nprpolitics@npr.org.Join the NPR Politics Podcast Facebook Group.Subscribe to the NPR Politics Newsletter.Find and support your local public radio station