Investigators on Friday identified a Massachusetts couple and their two daughters as the victims of suspected carbon monoxide ...

Friends are remembering a family of four who was killed by an apparent exposure to carbon monoxide on Christmas Day.

A family of four from Newton were all found dead on Christmas Day inside their vacation home in northern New Hampshire.

The four people found dead from suspected carbon monoxide poisoning inside their New Hampshire lake house on Christmas Day ...

A family of four was found dead inside a New Hampshire vacation home on Christmas from what appeared to be carbon monoxide ...

A heating system in a New Hampshire home didn't properly filter out carbon monoxide, which led the deadly gas to leak inside ...

State Fire Marshal Sean Toomey identified the victims as a couple and their two daughters, calling the incident “accidental ...

A Newton, Massachusetts, family has been identified as the victims of a carbon monoxide tragedy in New Hampshire on Christmas ...