The mystery surrounding Nancy Guthrie's disappearance has taken a chilling turn, as a former federal agent claims the kidnappers "didn't care" the elderly woman died and continued to "torture" the family with ransom notes, Wonderwall.com can reveal. As the investigation drags into its third month, new commentary suggests the case may not be as complex as it appears. 'Simple motive' A former FBI agent alleges the suspects 'didn't care' if Nancy Guthrie died and targeted the Guthrie family for money.