The U.S. military has delayed until 2028 plans for a major flight test to demonstrate the ability of three major ballistic missile defense systems to collaborate, a goal that if not further postponed will be 15 years after the Pentagon's top weapon tester called for the Navy and Army systems to establish rudimentary engagement coordination for theater-level threats. Last month, then-Director of Operational Test and Evaluation Robert Behler disclosed in a report to Congress future plans for assessing Aegis Ballistic...
