Senior Airman Cameron Walker, 1st Special Operations Civil Engineer Squadron fire rescueman, calls roll at Hurlburt Field, Fla., April 8, 2015. Hurlburt fire rescuemen are capable of mitigating structural, aircraft and wildland fires, providing lifesaving emergency medical services and performing hazardous material mitigation and special operations such as trench, confined space and high/low angle rescue. (U.S. Air Force photo by Senior Airman Meagan Schutter)