The nation’s highest military court has thrown out the 2012 rape conviction of a Coast Guard enlisted man because admirals and prosecutors packed the seven-member jury with five women, four of whom held jobs as advocates for victims of sexual assault. In a 5-0 ruling that could change how the military conducts sex abuse trials, the U.S. Court of Appeals for the Armed Forces unleashed caustic criticism of all involved. From the Coast Guard commandant down to an appellate court to the original trial judge, the high court said all contributed to a “stain on the military justice system.” The...