U.S. Airmen and civilian contractors from the 18th Aggressor Squadron and the 354th Maintenance Group support Diamond Shield 19-2 March 18, 2019, at Royal Australian Air Force (RAAF) Base Williamtown, Australia. Pilots and aircraft maintainers traveled to RAAF Base Williamtown this month in support of the biennial exercise, which provides invaluable training to RAAF Air Warfare Centre students while giving U.S. Air Force and RAAF pilots an opportunity to enhance their interoperability and effectiveness by training together. More