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/41944" allowfullscreen></iframe> The Dec. 24, 2008 "Nightly News" was one of the few network broadcasts to mention that Tennessee Valley Authority, the utility company responsible for the coal sludge spill just days before Christmas, is owned by the government.