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/130199" allowfullscreen></iframe> MSNBC's Rachel Maddow "extrapolates" from remarks by GOP Senate candidate Joni Ernst and wonders when Ernst will start shooting federal officials, Oct. 29, 2014.