Spending estimates under Medicare for All, the benefits of “principal pipelines,” graphic warning labels on cigarettes, and more.

We discuss how Medicare for All might affect national health care spending; what “principal pipelines” are and how they can improve student achievement; whether graphic warning labels can stop smokers from buying cigarettes; the latest challenges facing Syria; preventing suicides after a mass shooting; and lessons about the opioid crisis from Grey’s Anatomy. For more information on this week’s episode, visit rand.org/podcast.