1st Sgt. Rayon Everett, 773rd Civil Support Team, walks with a chemical warfare agent sampling team on their way to the hot zone during Exercise Toxic Valley 2022. Chemical, biological, radiological and nuclear defense teams from 12 NATO nations participated in the exercise Sept. 5-16. The exercise, conducted at the CBRN Training and Testing Center Zemianske Kostol’any in Slovakia, gives warfighters the opportunity to train sampling and identification of chemical warfare agents in realistic conditions. The Slovak Republic hosts the exercise to provide world-class training to members of the NATO alliance.