Bob Gilliam said that ongoing forensic analysis could ultimately make or break the Nancy Guthrie case—but warns that it could ...

Months after 84‑year‑old Nancy Guthrie vanished from her Tucson home, blood on her porch, a masked figure and a discarded ...

TUCSON, Ariz. — FBI video forensics experts were seen bringing specialized equipment into the area of Nancy Guthrie’s home, where blood was previously discovered, as the search for the missing 84-year ...

Add Yahoo as a preferred source to see more of our stories on Google. A dedicated team of Boston detectives used the latest forensic tools to help solve the 1999 murder case of Caryn Bonner, police ...