Nancy Guthrie case: Sheriff says no one is permanently ruled out as detained man prepares lawsuit

TUCSON, Ariz. — Shortly before a man once detained in the Nancy Guthrie investigation submitted a $3.25 million notice of claim against authorities, Pima County Sheriff Chris Nanos defended the evidence that led investigators to him, saying a judge signed off on the probable cause supporting the warrant and that investigators haven’t definitively ruled anyone out. "From what we have in front of us, the evidence, the DNA, the whatever, the videos. Yeah, I think you can eliminate them," Nanos told