Remnants of the Army's scrapped Extended Range Cannon Artillery prototyping program are proffering munitions that can bump artillery into ERCA-desired range, a service leader said Tuesday. The ERCA goal was to boost the Army’s self-propelled howitzer range from 30 kilometers to 70 kilometers with a 30-foot, .58-caliber cannon jutting out of an M109A7 Paladin. But after wearing out the gun tube during live-fire tests, it chose to cancel the program last year. The service pivoted to the Self-Propelled Howitzer Modernization...
