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/109026" allowfullscreen></iframe> CNN contributor David Frum and political analyst Ron Brownstein teamed up on Tuesday to rip candidate Newt Gingrich's negative campaign.