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/2111" allowfullscreen></iframe> Author Thomas Friedman endorsed biofuels in 2006 on ABC's "Good Morning America," but the effect is being felt in commodities prices across the world in 2008. Food riots, as ABC News reported, have broken out in Africa.
