sentences:  It was also planned to turn old Standard Missile SAMs into Land Attack Standard Missiles (LASM) with range.Initially it was planned to use the Vertical Gun for Advanced Ships (VGAS), but this was abandoned in favor of a more conventional Advanced Gun System fore and aft, each with a separate magazine of 600-750 rounds.The guns would fire a 155 mm version of the ERGM which would double the payload and increase the range to .