A soldier conducts a radio check during a live-fire exercise as part of Exercise Mountain Shock at Pocek Range in Slovenia, Dec. 9, 2016. The soldier is a paratrooper assigned to the 91st Cavalry Regiment, 173rd Airborne Brigade. Exercise Mountain Shock is an emergency response exercise with Solvenian soldiers focused on the rapid deployment and assembly of forces and team cohesion with weapon systems tactics and procedures. Army photo by Davide Dalla Massara