U.S. Air Force Senior Airman Gabriel Bazell, 31st Civil Engineer Squadron firefighter, arrives on scene during a smoke alarm response, Nov. 9, 2015, at Aviano AB, Italy. Firefighters receive more than 13 weeks of technical school instruction before arriving at Aviano Air Base to begin on-the-job training, which can last more than a year. (U.S. Air Force photo by Airman 1st Class Cary Smith/Released)