NATIONAL HARBOR, MD -- The Air Force's latest attempt to develop a long-range strike capability will feature a mix of legacy and next-generation technologies that will be able to address myriad threat scenarios while keeping the effort cost-effective, according to the service's top uniformed official. By employing such an approach, service officials can achieve a “fundamental” capability to meet the Air Force's mission of “effective and credible deterrence of America's adversaries” within an increasingly difficult budget environment, Air Force Chief...