Alexis Pihoker, Pittsburgh Airport Authority firefighter, uses a thermal imaging camera inside a smoke-filled room while searching for people in need of rescue during a munitions storage area fire drill at the Pittsburgh International Airport Air Reserve Station, Pennsylvania, Dec. 10, 2020. The fire drill was conducted to test the capabilities and response time of first responders from both the 911th Airlift Wing and the Pittsburgh International Airport Authority. (U.S. Air Force photo by Joshua J. Seybert)