To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Share Embed Share URL Video File Node URL Embed Code <iframe title="MRC TV video player" width="640" height="360" src="https://mrctv.org/embed/38311" allowfullscreen></iframe> Using borrowed talking points from a left-wing think tank, MSNBC talker Keith Olbermann deduced that Rush Limbaugh is pro-slavery.