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/935888'></iframe> Download Embed Share 10th Mountain Division (Light Infantry) Live Fire Training in Bulgaria 22nd Mobile Public Affairs Detachment Sept. 5, 2024 | 1:47 B-Roll of U.S. Soldiers with 5th Battalion, 25th Field Artillery Regiment, 3rd Brigade Combat Team, 10th Mountain Division (Light Infantry), perfoming a tactical movement during a simulated chemical, biological, radiological and nuclear attack as part of Thunder Ball exercise at Novo Selo Training Area, Bulgaria, Sept. 5, 2024. This type of training utilizes high-stress scenarios to refine the tactical and technical skills of participants. (U.S. Army video by Spc. Alexcia Rupert)