Army officials are embarking on a yearlong review of the service's plethora of individual organizations to determine the optimal configuration of America's ground forces, according to an official. At issue are the key policy manuals related to service operations and organizations, or "O and O," said Maj. Gen. Robert Dyess, the deputy director of the Army Capabilities Integration Center. Headed by Lt. Gen. H. R. McMaster, the center has the lead for the review. Initial results are due to the...