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/587087" allowfullscreen></iframe> Responsive Embed Code Embed Code <iframe title="MRC TV video player" width="640" height="360" src="https://mrctv.org/embed/587087" allowfullscreen></iframe> MSNBC and CNN hosts reacted nervously to a push by Republicans to arm teachers in Tennessee.