President Barack Obama will join top Pentagon commanders to unveil a new "more realistic" vision for the military, including cuts to ground force numbers as a result of budget strains, officials familiar with the plans said on Wednesday. Defense Secretary Leon Panetta and General Martin Dempsey, chairman of the Joint Chiefs of Staff, will hold a news conference fleshing out the contents of the strategic review of U.S. security interests after Obama's brief remarks on Thursday at the Pentagon, the officials said. They said the review would emphasize military investment in Asia as well as air and maritime power, while...