Army Staff Sgt. Kimberley Chavez takes a break from providing security with a .50-caliber machine gun during Saber Strike 18 at the Bemowo Piskie Training Area, Poland, June 7, 2018. Chavez is assigned to Headquarters Battalion, Field Artillery Squadron, 2nd Cavalry Regiment, Battle Group Poland. Saber Strike 18 is a U.S. Army Europe-led cooperative training exercise designed to enhance interoperability among allies and regional partners. Michigan Army National Guard photo by Spc. Robert Douglas