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/128488" allowfullscreen></iframe> VIDEO: Clerk Uses MMA Skills To Thwart Violent Robbery - A Texas convenience store clerk surprised some accused robbers with his mixed martial arts fighting skills in early July.