Emergency responders prepare to transport an Airman with simulated injuries during the Panther View Exercise 19-04, Nov. 19, 2019, in the Mission Control Station lobby at Buckley Air Force Base, Colo. Buckley AFB’s first responders reacted quickly to a simulated mass-shooting situation which tested their familiarity with procedures and effectiveness. (U.S. Air Force photo by Airman 1st Class Joshua T. Crossman)