U.S. officials continue to weigh if the American and Australian requirements for the Joint Light Tactical Vehicle are similar enough to warrant continued cooperation on the vehicle after the program's first phase ends next spring, according to a JLTV program official. At issue, at least in part, are the implications of delivering right-hand drive vehicles required by the Australian government, Army Lt. Col. Wolfgang Petermann, the service's JLTV product manager, said in an interview. "If it's really a right-hand operation,...