The investigation into Nancy Guthrie 's case just took a major forensic turn ... TMZ has confirmed. An FBI spokesperson tells TMZ ... a glove recovered in the case contains a DNA profile that appears to match the gloves worn by the unidentified subject captured on the security camera footage released from Nancy's front door cameras. According to the feds, investigators collected roughly 16 gloves scattered around areas near the house. But authorities say most of those belonged to volunteer

Tag-uri: DNA