US. Tornado warning ongoing near Chicago

High risk. A tornado touched down in southern DuPage County Sunday night, part of a line of severe storms that brought heavy rains and damaging winds across the Chicago area.
The tornado hit portions of Naperville, Woodridge and Darien. After a line of severe thunderstorms passed through the area, flights once again operating at Chicago-O’Hare.
Seek shelter immediately in the tornado-warning area. Be prepared to quickly move to a safe location if new warnings are issued. Postpone driving until weather conditions improve. Charge battery-powered devices in case prolonged electricity outages occur.
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