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://www.mrctv.org/embed/2295" allowfullscreen></iframe> MSNBC talk-show host Chris Matthews dismissed the "Dittohead" fans of conservative talk-radio host Rush Limbaugh as "manipulable" when talking about Limbaugh's "Operation Chaos" to impact the Democratic primary.
