The United States is hosting a major gathering of heads of state from the Americas, but some countries are upset President Biden has elected not to invite some leaders the White House described as "dictators." The move led other leaders to boycott — raising questions about whether the summit can effectively address pressing challenges like migration.This episode: White House correspondent Asma Khalid, White House correspondent Franco Ordoñez, and international correspondent Carrie Kahn.Support the show and unlock sponsor-free listening with a subscription to The NPR Politics Podcast Plus. Learn more at plus.npr.org/politics 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.