HUNTSVILLE, AL -- The Army achieved record-setting distance when demonstrating a cannon-launched hypervelocity projectile prototype -- a munition capable of maneuvering in flight and striking moving targets -- in an event that points to a future where artillery units will be able to reach targets at ranges that today require missiles at a fraction the cost. The service fired BAE Systems’ concept for the Army Extended Range Artillery Projectile -- a yet-to-be-identified round that is dubbed XM1155 sub-caliber -- from...