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/120944" allowfullscreen></iframe> Rachel Maddow talks with Georgetown professor Charles King about the Tsarnaev brothers' suspected involvement in the Boston Marathon bombings, MSNBC, April 20, 2013
