What GAO Found The U.S. Navy has not fully mitigated attack submarine fleet maintenance and other challenges affecting readiness. Over the last 10 years, the U.S. Navy has lost more than 15,000 operational days due to maintenance delays and idle time on active attack submarines. These delays resulted in an estimated $3.4 billion in costs…

What GAO Found The U.S. commercial space sector has grown rapidly over the last few years, and offers data and data-related services—such as the imagery below—that the Department of Defense (DOD) uses to maintain national security. National Reconnaissance Office Purchased Commercial Images of Chinese Aircraft Carriers Within the Space Force, the Joint Commercial Operations Cell…