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/115611" allowfullscreen></iframe> CNN aired a total puff-piece to get the word out about the Democratic Party's "star" Julian Castro, who will be giving the keynote address at the Democratic National Convention.