Arkansas artillerymen prove their worth for new mission The Arkansas Army National Guard’s 1st Battalion, 142nd Field Artillery team fired an Army Tactical Missile System at White Sands Missile Range, N.M., July 10, 2015. Arkansas Army National Guard photo SHARE IMAGE: Download Image: Full Size (0.49 MB) Tags: High mobility artillery rocket system, HIMAR, ATACMS, Army Tactical Missile System, Long Range Missile, MLRS, 142nd Field Artillery, Field artillery, multiple launch rocket system, Missile Photo By: Arkansas Army National Guard VIRIN: 150710-Z-UN455-246.JPG Photo Gallery