How the United States can help avoid a drawn-out war in Ukraine; what the evidence says about the effects of gun laws; how teachers feel about limits on their instruction; why America\u2019s policy of \u201cstrategic ambiguity\u201d toward Taiwan may be doing more harm than good; and policies that could help address migrant surges. For more information on this week\u2019s episode, visit rand.org/podcast.