Officials are urging people to take safety precautions after two people died from carbon monoxide poisoning, the Portage fire chief said.
Two children were taken to the hospital after being exposed to carbon monoxide; Chicago police said one died on Monday.
The four victims found dead in a suspected carbon monoxide poisoning incident in Wakefield, New Hampshire on Christmas have been identified as a family from Newton, Massachusetts.
Real estate records show the home belongs to actor Marc Blucas and his wife, journalist and producer Ryan Haddon Blucas.
Four people were found dead inside a home in Wakefield, New Hampshire on Wednesday after an apparent exposure to carbon monoxide.
Firefighters found high levels of carbon monoxide in the basement and immediately cleared the building.