Saguaro Lake death may be due to carbon monoxide poisoning: How to protect yourself
Amanda and Jason Elderkin and Amanda's mother Julieanne Afman were found dead on a boat at Saguaro Lake on Jan. 18. Was it carbon monoxide poisoning?
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Is fluoride in tap water safe? Florida officials raise concerns. Here's what the science says
Fluoride is added to water systems of more than two-thirds of Americans. Some Florida cities banned it for health concerns.