The Rachel Maddow Show 10/27/15

Ben Carson enters debate in lead, Donald Trump on attack

Robert Costa, national political reporter for The Washington Post, talks with Rachel Maddow about expectations for tomorrow night's Republican debate, with Donald Trump looking to retake front-runner status, Jeb Bush looking to prove his worthiness as a candidate, and likely a lot of railing against the budget bill in Congress. ... more Duration: {{video.duration.momentjs}}