Attorney cautious of 'strange' Guthrie ransom letters as investigation continues Fox News contributor and attorney Donna Rotunno joins ‘America’s Newsroom’ to discuss the disappearance of Nancy Guthrie and the alleged ransom letters. NEW You can now listen to Fox News articles! TUCSON, Ariz. – Just one Pima County Sheriff's Department homicide detective tasked with investigating the disappearance of Nancy Guthrie has more than two years of experience in that position, sources tell Fox News