Attempts to transform the U.S. military into a next-generation force more responsive to emerging threats are hindered by current field exercises that are insufficient to bring about significant warfighting changes, according to a new report by the Center for Strategic and Budgetary Assessments. "Despite the rhetoric" about the need for a military revolution, the Defense Department "is not conducting the kind of Joint and Service field exercises characteristic of military organizations engaged in transformation," writes CSBA Director Andrew Krepinevich in...