The three victims of CO poisoning and the sole survivor were co-workers at a direct sales company.
New Hampshire State Fire Marshal William Degnan says this is the deadliest time of the year for home fires and carbon monoxide poisonings.
Seven people were taken to the hospital after authorities say elevated carbon monoxide levels were found inside an apartment.
A 13-year-old boy became the first casualty of the Blizzard of 2013 in Massachusetts Saturday afternoon.
Just hours after an 11-year-old died from carbon monoxide poisoning, the storm has claimed another victim in the same fashion.
Heavy snowfalls can often mean dangers beyond the weather.
A carbon monoxide leak sent eight people to the hospital Saturday at a business across the street from Boston Common.
The girl thought her mom was having a medical emergency, but the threat was something else that put both of their lives in danger.
Two people trying to stay warm without electricity in Palmer were found dead in their home Tuesday.
A mother, father, and their son have all been rushed to the hospital after being overcome by carbon monoxide in their home.