WCVB-TV reports that the human remains found inside a box in Duxbury on Sunday were from a man who was smuggling drugs.

Sources told the station the body was cut open to get at drugs inside it. Smugglers who swallow drugs or hide them in their body are known as mules.

The remains were found on Alexander Way. They were sent to the State Medical Examiner's Office for testing.

Anyone with information about the remains is urged to contact investigators at 508-923-4205 or 781-934-5656.

Watch the report on WCVB