Nearly one in three children in America grow up in homes impacted by addiction—and most have no idea that other kids wake up with the same worries every day. Sesame Street's newest Muppet, Karli, is helping millions of kids affected by parental addiction feel a little less alone. Listen in as host William C. Moyers talks with beloved children's advocate and clinician Jerry Moe, who collaborated on Karli's storyline and other resources to help kids and families heal from the hurt of addiction.