Army Staff Sgt. Jason Shick, left, a chemical, biological, radiological and nuclear specialist with the 82nd Brigade Engineer Battalion, teaches Danish soldiers from Vidar Company, Guard Hussars Regiment, how to use an M249 light machine gun during a multinational weapons training session as part of a rapid response readiness exercise in support of the Atlantic Resolve mission in Tapa, Estonia, March 10, 2018. Army photo by Spc. Hubert D. Delany