NAHANT, MASS. (WHDH) - Authorities have identified the three people who died of apparent carbon monoxide poisoning in Nahant on Monday.

Officers conducting a well-being check at 5 Cottage St. found John Benson, 77, his 74-year-old sister-in-law, Youngae Benson, and 45-year-old Andrew Carruth, who was John Benson’s nephew, dead from suspected carbon monoxide poisoning, according to Essex District Attorney Paul F. Tucker.

The deaths remain under investigation.

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