PTU provides valuable training
FAIRCHILD AIR FORCE BASE, Wash. –Airman 1st Class Dwayne Marsh and Airman 1st Class Miriam Hernandez, 92nd Aerospace Medicine Squadron aerospace physiology technicians, use goggles to dark adapt during night vision training on March.12. Airman 1st Class Bethany Whiteley and Airman 1st Class Mary Bowie, who are not wearing goggles, experience limited vision in a darkened environment as a result of exposure to bright lights. (U.S. Air Force photo/Staff Sgt. JT May III)