In order to begin breaching operations for an identified obstalce, U.S. Army Pvt. Johnathan Martinez, infantryman, 2nd Platoon, Iron Troop, 3rd Squadron, 2d Cavalry Regiment fires his M-4 rifle with a grapple hook launcher attached to the barrel during a troop live fire exercise at the Grafenwoehr Training Area, Germany, Sept. 24, 2019. With the completion of troop live fire exercises, 3/2CR will move forward in its training progression to complete its squadron combined arms live fire prior to deployment to Poland to support the NATO enhanced Forward Presence initiative at the Battle Group Poland next year. (U.S. Army photo by Capt. Ellen C. Brabo, 2d Cavalry Regiment)