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?

The possibly next top health official in the U.S. wants to take fluoride out of the tap water so we look into the concerns, benefits and potential impacts.

The secretary of Health and Human Services nominee wrote in an ethics agreement that he would keep receiving contingency fees.

The U.S. Department of Health and Human Services has paused public communications until Feb. 1 as Trump appointees take control of health agencies.