Staff Sgt. Taylor Johnson, 28th Medical Operations Squadron dental technician, checks vital signs of Capt. Cory Peterson, 28th MDOS dentist, during an in place patient decontamination training exercise at Ellsworth Air Force Base, S.D., Aug. 27, 2013. IPPD training is designed to teach Air Force first responders life-saving techniques, how to initiate field treatments and hazardous materials decontamination techniques. (U.S. Air Force photo by Airman 1st Class Anania Tekurio/Released)