While DOD has made some progress in recent years, GAO's recent weapon system reviews show that persistent problems continue to hinder acquisition cost, schedule, and performance outcomes.
DOD has made no effort to improve the issues because they do not care.
mnli hypothesis: DOD has made no effort to improve the issues because they do not care. premise: While DOD has made some progress in recent years, GAO's recent weapon system reviews show that persistent problems continue to hinder acquisition cost, schedule, and performance outcomes.