Staff Sgt. Adriane Alvarado, 56th Medical Operations Squadron medical technician, and 1st Lt. Chrystelle Williams, physician’s assistant, help simulated chemical burn victim Senior Airman John Matthews, 56th Operations Support Squadron intel element leader, seek immediate attention during a major accident response exercise, May 5. Patients exposed to chemicals must be decontaminated before entering the building to prevent further contamination of medical staff and other patients. (U.S. Air Force photo/ Airman 1st Class Ronifel Yasay)