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/72229" allowfullscreen></iframe> Responsive Embed Code <div style="position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden;"><iframe title="MRC TV video player" src="https://mrctv.org/embed/72229" frameborder="0" allowfullscreen style="position: absolute; top: 0; left: 0; width: 100%; height: 100%;"></iframe></div> Embed Code <iframe title="MRC TV video player" width="640" height="360" src="https://www.mrctv.org/embed/72229" allowfullscreen></iframe> CBS Evening News anchor Katie Couric touts excitement on Capitol Hill as "movie star" Al Gore testifies on global warming.
