Joe Biden has received detailed policy proposals from the joint committees he formed with Bernie Sanders, part of an effort to bring progressives into his campaign's fold. But, with Biden up by double-digits over President Trump, progressive votes seem less essential to his path to victory. And, he's released a new economic policy plan he calls "Build Back Better," an explicit counter to President Trump's economical nationalism.This episode: White House correspondent Tamara Keith, and campaign correspondents Scott Detrow and Asma Khalid.Connect:Subscribe to the NPR Politics Podcast here.Email the show at nprpolitics@npr.org.Join the NPR Politics Podcast Facebook Group.Listen to our playlist The NPR Politics Daily Workout.Subscribe to the NPR Politics Newsletter.Find and support your local public radio station.