A hair sample recovered at Nancy Guthrie's home is being analyzed by law enforcement.
After initial tests produced "mixed" results, investigators are turning to the FBI’s elab to analyze new samples that could ...
The search for Nancy Guthrie has taken a contentious turn as questions mount over the technical handling of vital forensic ...
FBI's advanced testing on Nancy Guthrie's hair sample faces up to six months of delay due to mixed DNA results, stalling ...
Neumann University’s forensics lab gives students hands-on skills while also supporting real investigations in the community.