First responders conduct crime scene exercise
(Right to Left) Staff Sgt. Wesley Barlow, 374th Aerospace Medicine Squadron bioenvironmental engineering technician, and Airman 1st Class Marissa Kiracofe, 374th Civil Engineer Squadron emergency management technician, respond to a simulated unknown substance during a hazardous material training exercise at Yokota Air Base, Japan, Feb. 20, 2014. The primary purpose of the exercise was joint crime scene preservation training among emergency management, bioenvironmental engineers, fire department, security forces, medical technicians, and Air Force Office of Special Investigations to ensure minimal scene disturbance while completing presumptive identification, sampling and evidence collection. (U.S. Air Force photo by Osakabe Yasuo/Released)