During the first week of April, 2018, Wyoming and Colorado National Guard units responded to a possible chemical attack on Buckley Air Force Base.
Video explainer of chemical decontamination, separate tents for military and silly-vilians:
It was part of Alpine Guard 2018, which included local and state jurisdictions, government agencies, the Southern Ute Tribe, and non-governmental agencies (NGOs) preparing for several types of disasters.
Video explainer of tornado response:
Fort Morgan Times: Alpine Guard emergency exercise’s first day brings lessons for local leaders