U.S. Air Force Capt. Nikki Machko, 35th Dental Squadron, places a disaster team triage form on an Airman during an Operational Readiness Exercise at Misawa Air Base, Japan, Oct. 7, 2013. Priority classifications are used to determine the order patients are treated and are divided into four categories: minimal, delayed, immediate or expectant. (U.S. Air Force photo by Senior Airman Derek VanHorn)