What a border wall can accomplish, confusion over the U.S. withdrawal from Syria, reducing student suspensions, and more.

Policy Currents - A podcast by RAND - Fridays

We discuss what a border wall could realistically accomplish; walking back the U.S. withdrawal from Syria; how schools can reduce suspensions; the chance of peace in the Taiwan Strait; ways that churches help improve health in their communities; and countering future terrorism. For more information on this week's episode, visit rand.org/podcast.