Hair sample found at Nancy Guthrie's home inconclusive as search hits 6-month mark
A hair sample found at the home of Nancy Guthrie came back inconclusive after undergoing testing, Pima County Sheriff Chris Nanos revealed Thursday.
<p>A hair sample found at the home of Nancy Guthrie came back inconclusive after undergoing testing, Pima County Sheriff Chris Nanos revealed Thursday.</p>