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Southwest Airlines has confirmed that all flights in and out of Mitchell International are canceled the rest of Friday after a fire at a radar facility near Chicago shut down air traffic in the Chicago area for several hours Friday morning.As of 2:45 p.m., WISN 12 News reporter Nick Bohr said only eight of the approximately 40 flights scheduled to depart Mitchell the rest of Friday hadn't been canceled.VIDEO: Fire outside Chicago cripples flights throughout MidwestThe fire was reported at the Chicago Terminal Radar Approach Control building in Aurora, Ill. around 5:45 a.m. Friday.The facility was evacuated while firefighters investigated the report of smoke.VIDEO: Travelers search for other flightsResponders found a person suffering from cuts to at least one wrist, two law enforcement officials told CNN, citing initial reports from investigators. The person is being treated and questioned about the fire, which appears to have been intentionally set, the officials said. Investigators believe the person tried to commit suicide, the officials said.The fire is not believed to be a terrorism act, Aurora Police Chief Greg Thomas told reporters. It appears to have been set by a contract employee, he said. Two people were injured: the man suffering from self-inflicted wounds and a man, 50, who was treated at the scene for smoke inhalation, Thomas said.The man cut every radar feed to FAA air controllers before lighting gas-soaked rags on fire near sensitive equipment.A ground stop at O'Hare and Midway airports was ordered during the evacuation. Air traffic at Madison's airport was also affected by the fire. The radar facility handles air traffic above 10,000 feet for a portion of the upper Midwest. Flights in and out of Chicago's airports began moving around 10 a.m., but many delays and cancellations had already taken place.Kathy Mettheissen's extended family was set to travel to Los Angeles from Milwaukee. They boarded and unboarded twice until their Frontier flight, and ultimately their trip, was canceled."Now we're going home, sad," she said."So your trip is canceled completely?" Bohr asked."Yeah, totally. We were going to a grape stomp in Temecula. It was a fun trip. People have taken off work, and now, that's it," Mettheissen said. Bohr ran into three groomsmen Friday morning who absolutely had to be in Minneapolis. The rehearsal was Friday night, and the wedding is Saturday."Now we're in a pickle. We got to be there by 5:30 p.m.. Do we rent a car? Do we hop on the train? Do we reschedule a flight? So that's where we're at now," stranded flyer Dominic LoDuca said.The airport mess is also putting a dent in the start of Milwaukee's film festival.It kicked off Thursday, but the flights of some of the special guests have been canceled.Four of them won't make it all, and two are making other arrangements.The festival runs through Oct. 9.