Royal Australian Air Force (RAAF) No 2 Expeditionary Health Squadron Medical Assistant Corporal Megan MacAuslan treats a simulated patient during a training scenario at the humanitarian assistance and disaster relief (HAD/DR) component of Exercise Cope North 20 on the island of Tinian. Exercise COPE North 20 (CN20) is a Pacific Air Forces-sponsored multilateral field training exercise. CN20 involves more than 2,000 personnel and approximately 100 aircraft and aims to increase the combat readiness and interoperability of the U.S. Air Force, Royal Australian Air Force and Japan Air Self-Defense Force. (Royal Australian Air Force photo by CPL David Said)