The Rachel Maddow Show 06/24/16

Conflict over Brexit raises questions about Irish reunification

Rachel Maddow explains how the U.K.'s exit from the E.U. could add restrictions to the movement across the border from Northern Ireland to Ireland, and Northern Ireland's support for staying in the E.U. could bolster consideration of reunification to regain E.U. membership. ... more Duration: {{video.duration.momentjs}}