Photo by kconnors with morgueFile.com

At 3:57 p.m., Kenosha Fire Department units are investigating a high level of carbon monoxide at a building in the 9100 block of 58th Place, in Kenosha.

UPDATE 3:59 p.m. — Fire personnel at scene confirm high levels of CO and say firefighters will be ventilating building and checking out seven people.

UPDATE 4:04 p.m. — Additional ambulance being dispatched to scene.

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