Three people were found dead in a home in Butler County due to suspected carbon monoxide poisoning, authorities said. First responders were called to a home on College Street in Butler at around 5 p.m.

One man is dead and another hospitalized in critical condition after they were found unresponsive last week in an Almont Township pole barn, police said. An autopsy revealed carbon monoxide poisoning was the cause of the death, investigators said in a statement Wednesday.

Three people were found dead in a home in Butler County due to suspected carbon monoxide poisoning on Tuesday, authorities said.

Called “the silent killer”, carbon monoxide can be extremely dangerous and completely unrecognizable at first. Upstate Medical’s director of poison control, Vincent Calleo, gave out some helpful tips on how to stay safe.

Four adults were found dead in a New Hampshire home from what investigators believe was carbon monoxide poisoning.

Four people were found dead on Christmas in Wakefield, New Hampshire from suspected carbon monoxide poisoning, the fire marshal said.

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