What to know about Nancy Guthrie's family as sheriff says 'everybody's still a suspect'

As the search for 84-year-old Nancy Guthrie continues, Pima County Sheriff Chris Nanos said during a Thursday afternoon news conference there are no suspects or persons of interest in the case.

In response to a question about online rumors that a Guthrie family member was a suspect, Nanos replied that authorities are looking into anyone and everyone who could have had contact with the missing woman, who disappeared early Sunday morning from her Tucson, Arizona, home.

"We're actively...