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/68396" allowfullscreen></iframe> On Morning Joe, former Carter National Security advisor Zbigniew Brzezinski says Iran should be invited to participate in a conference on Afghanistan's future.