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/873024'></iframe> Download Embed Share Communication Training Center (CTC) 3 Mastery Course (Music and Graphics) AFN Okinawa Feb. 6, 2023 | 1:00 The Communication Training Center 3 held their mastery course on Camp Hansen, Okinawa, Japan on Feb. 6, 2023. CTC 3 trains Marines in tactical communication, ground electronics maintenance training and readiness events through formal programs. (U.S. Navy Video by Mass Communication Specialist 2nd Class Jason Isaacs)