A ground stop has been issued at O'Hare International Airport as severe thunderstorms impact the Chicago area Sunday afternoon, according to the Federal Aviation Administration.
The ground stop comes as a tornado warning has been issued for parts of northwest Indiana, with numerous severe thunderstorm warnings issued across the region.
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All flights scheduled to depart towards O'Hare are being held at their originating airports, the FAA said.
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There was no further information available.
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