Shawn Crocker, U.S. Army Financial Management Command systems instructor, briefs the Diamond Saber exercise evaluation team at Fort McCoy, Wisconsin, Aug. 14, 2021. Diamond Saber is a U.S. Army Reserve-led exercise that incorporates participation from all components and joint services, and it prepares finance and comptroller Soldiers on the warfighting functions of funding the force, payment support, disbursing operations, accounting, fiscal stewardship, auditability and data analytics.