Ability to survive and operate at the 353rd SOG
A U.S. Air Force 353rd Special Operations Support Squadron Airman controls the entry and departure of personnel during an Ability to Survive and Operate (ATSO) exercise Nov. 3, 2017, at Kadena Air Base, Japan. The integrated ATSO and chemical, biological, radiological and nuclear (CBRN) training tested Airmen on accountability procedures, pre and post-attack defensive measures and employment of protective equipment. (U.S. Air Force photo by Capt. Jessica Tait)