United States, Oct. 20 -- Lockheed Martin is advancing the Extended-Range GMLRS rocket into production and fielding following two successful Soldier-led operational tests. The shift comes as the U.S. Army and allies place greater emphasis on precision-fire capacity, range and the ability to rapidly scale munition production. THE BIG PICTURE Capability: ER GMLRS is designed to extend the reach of the proven GMLRS family to as much as 150 kilometers while maintaining compatibility with HIMARS and M270 launchers. Testing: The ER GMLRS Alternative Warhead (AW) and Unitary Warhead completed operational testing following flights in September and October - firing multiple rockets in succession from an M270A2 launcher at White Sands Missile Range, ...