Putting on Gear Air Force Airman 1st Class Matthew Streit, left, helps Airman 1st Class Devon Rupert put on his protective suit before approaching a car with an unknown powdered substance in it during a base exercise at Wright-Patterson Air Force Base, Ohio, Aug. 4, 2017. Streit is a biological environmental engineering technician assigned to the 88th Aerospace Medical Squadron. Air Force photo by Wesley Farnsworth SHARE: Download: Full Size (1.55 MB) Tags: Air Force, Northern Command, training, Airmen Credit: Wesley Farnsworth VIRIN: 170804-F-AV193-1109A.JPG Photo Gallery