Army officials are studying the technologies from several artillery pieces, such as the lightweight 155 mm howitzer and the Crusader advanced field artillery system, to see if they can be combined into one weapon that can work with the Army's new, lighter infantry forces, Lt. Gen. Paul Kern told InsideDefense.com today. Kern, the military deputy to the assistant secretary of the Army for acquisition, logistics, and technology, said the Army's Training and Doctrine Command began the study this week. As...