BOZEMAN, MT (May 19, 2021). Bozeman Yellowstone International Airport (BZN) will conduct a full-scale aircraft disaster exercise on Saturday, May 22, 2021 to test on-scene coordination between the airport, airline and emergency response personnel from throughout the valley. This exercise meets the Federal Aviation Administration (FAA) requirement to conduct a full-scale emergency exercise every three years in addition to annual table-top drills.