• DoD has expanded its security cooperation mission.
• The department has made significant progress in modernizing and professionalizing its workforce.
• A new GAO review finds DoD still faces implementation challenges.
• Reforms aim to improve timely, efficient, and effective delivery of defense articles and services.

The expansion of DoD's security cooperation mission may indicate a shift in the department's priorities, suggesting a greater emphasis on building partnerships with allies and partners. This could have significant implications for the defense industrial base, which may benefit from increased sales to foreign governments, and may also impact the department's ability to respond to emerging threats.