U.S. Air Force 1st Lt. Thomas O’Brien, 86th Aircraft Maintenance Squadron support flight commander, holds an air ion counter next to Staff Sgt. Scott Sorensen, 86th AMXS Hazardous Materials program manager, at Ramstein Air Base, Germany, April 24, 2020. The device is used to detect and quantify ions generated by an ion distribution unit. The ion distribution unit is undergoing testing for use in aircraft sanitization procedures after medical patient movement operations. (U.S. Air Force photo by Airman 1st Class John R. Wright)