Chicago's O'Hare Airport Snarled In Ground Stops After Fire At FAA Building [Getty Images]

CHICAGO, IL - SEPTEMBER 26: Passenger wait in line to reschedule flights at O'Hare International Airport on September 26, 2014 in Chicago, Illinois. All flights in and out of Chicago's O'Hare and Midway airports were halted this morning because of a suspected arson fire at a suburban Chicago air traffic control facility. (Photo by Scott Olson/Getty Images)

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