AM General will arrive at next week's Association of the U.S. Army conference with a fresh pitch to the Pentagon: a reimagined version of its Hawkeye mobile artillery system that it says is lighter, faster and deadlier than before. The South Bend, IN, company, best known for building the humvee, plans to showcase the redesigned Hawkeye 105mm Mobile Howitzer System (MHS) alongside its Joint Light Tactical Vehicle A2 and a special-operations truck outfitted for drones. AUSA -- an annual conference...