Photojournalist
Members from the Al Udeid Air Force Base Fire Department demonstrate the use of a smoke detector during Fire Prevention Week at Al Udeid Air Base, Qatar, Oct. 9, 2014. According to the National Fire Protection Association website, the week commemorates the Great Chicago Fire of 1871. The fire killed more than 250 people, left 100,000 homeless, destroyed more than 17,400 structures, and burned more than 2,000 acres. (U.S. Air Force photo by Senior Airman Colin Cates)