India, July 25 -- Nancy Guthrie Case Latest News: Five months after 84 year old Nancy Guthrie went missing from her home in Tucson, Ariz., authorities still have no answers in a case that has garnered national attention. Two ransom notes that appeared after she vanished are under fresh scrutiny with forensic experts questioning whether they were written by a genuine kidnapper or someone trying to mislead investigators. "Don't give up hope," said child safety advocate and kidnapping survivor Elizabeth Smart, noting that there is still a chance Nancy Guthrie could be found alive because there is no confirmed evidence that Nancy Guthrie is dead. The case remains one of the most closely watched missing-person investigations in the U.S. as the...