Fire and EMS exercise
U.S. Air Force Tech. Sgt. Andrea Alford, 4th Aerospace Medicine Squadron bioenvironmental flight chief, scrubs Airman 1st Class Oshane Wint, 4th AMDS bioenvironmental technician, during an exercise at Seymour Johnson Air Force Base, N.C., June 13, 2013. Hazmat suits are scrubbed before removal to prevent any further contamination. (U.S. Air Force photo by Airman 1st Class Brittain Crolley/Released)