Player Embed Code: <iframe width='500' height='300' scrolling='no' frameborder='0' style='border: none; overflow: hidden; width: 500px; height: 300px;' allowtransparency='true' src='https://www.dvidshub.net/video/embed/861273'></iframe> Download Embed Share The Fighting Spirit - 60 second promo All Hands Magazine Oct. 19, 2022 | 1:00 Navy Lt. Cmdr. Nate Grebb, a professional MMA fighter who co-owns and operates his gym, Conquest BJJ, explains how his experience in the military translates to running a successful business and fighting in the ring. (U.S. Navy video by Austin Rooney/released)