Detectives with the Maricopa County Sheriff's Office returned to Saguaro Lake on Sunday where three people were possibly ...

Three people are dead after possible carbon monoxide poisoning in a houseboat on Saguaro Lake in Mesa on Saturday.

Here's what we know about three people dying from what officials believe to be carbon monoxide poisoning on a boat at Saguaro ...

Three people died from apparent carbon monoxide poisoning at Saguaro Lake in Mesa on Jan. 18, a poison that kills hundreds ...

Three people were found dead on a boat and are believed to have died from carbon monoxide poisoning at Saguaro Lake Saturday afternoon.