According to USA Today, the Federal Aviation Administration shut down Chicago's O'Hare and Midway airports after "a fire at an Illinois air traffic control facility" grounded "more than 1,900 flights...
Fire at Illinois Air Traffic Control Center Shuts Down Chicago
According to USA Today, the Federal Aviation Administration shut down Chicago's O'Hare and Midway airports after "a fire at an Illinois air traffic control facility" grounded "more than 1,900 flights...