Ahmet Kahraman, Incirlik Air Base Fire Department assistant fire chief of fire prevention, teaches a class on how to properly use a fire extinguisher during a Fire Prevention Week event, at Incirlik Air Base, Turkey, Oct. 7, 2020. Fire Prevention Week commemorates the Great Chicago Fire of Oct. 10, 1871, which killed approximately 300 people, destroyed roughly 3.3 square miles of the city, and left more than 100,000 residents homeless. (U.S. Air Force photo by Senior Airman Matthew Angulo)