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/33718" allowfullscreen></iframe> Democratic presidential candidate’s tire-inflation substitute for drilling is defended with stretched data and low estimates of unexplored oil.