The Rachel Maddow Show 09/21/15

Scott Walker's Beltway boosting gives way to reality of low support

Wisconsin State Senator Jon Erpenbach talks with Rachel Maddow about Wisconsin Governor Scott Walker suspending his presidential campaign after lackluster debate performances, poll numbers approaching zero, and a string of gaffes that raised questions about how he ever got elected in the first place. ... more Duration: {{video.duration.momentjs}}