The Government Accountability Office has warned in a new report that the Paladin howitzer program could increase in cost because the Army is buying the weapons before they are fully tested. "The program's current schedule has a limited amount of time and flexibility to correct deficiencies identified during developmental testing," states the March 31 report . "System-level developmental testing is expected to complete in October 2016, approximately 3 years after production start. As a result, the Army will contract for...