It is assumed that carbon monoxide was released by a generator located near a tourist trailer.
At least three people were found dead in a trailer parked at a campsite during a multi-day country music festival in the southern US state of Michigan. As CNN reported on Sunday, citing the police, the cause of death could be carbon monoxide poisoning.
As the channel notes, two other men who were in the trailer were found unconscious, they were hospitalized.
The police have launched an investigation into the incident. According to the preliminary version, carbon monoxide could be released by a generator that was located near a tourist trailer.