WASHINGTON - The Army Reserve, a force of 200,000 part-time soldiers that provides key support in Iraq and Afghanistan with medics, engineers and truck drivers, "is rapidly degenerating into a 'broken' force," its top general told senior Army leaders. In a blunt memo, Lt. Gen. James R. "Ron" Helmly, chief of the Army Reserve, noted the demands of overseas commitments and the unwillingness of Army and Pentagon officials to change "dysfunctional" policies that hamper the Reserve on issues such as training, extension of service and the mobilization of his soldiers. The Dec. 20 memo, which was obtained by The Sun,...