FORT POLK, LA -- Pfc. Charles Liu and Spc Jason Sneed from the New York Army National Guard's 1st Battalion, 69th Infantry attach Multiple Integrated Laser Engagement System (MILES) sensors to an armored tactical vehicle here on July 11. More than 3,000 New York Army National Guard Soldiers deployed here for a three-week exercise being held at the Army's Joint Readiness Training Center (JRTC) July 9 to 30 2016.