TUCSON, Ariz. — Arizona investigators continue to look for leads into the Nancy Guthrie abduction case, as the search for clues enters its fourth week and appears to be a statistical outlier, according to FBI data and an expert. Guthrie, 84, the mother ...

Former FBI special agent Jim Clemente said investigators should "absolutely" look into whether the case is linked to elder abuse.

HUNTSVILLE, Ala. (WAFF) - A local former FBI agent said Nancy Guthrie’s case should have been handled differently from the start. Cecil Moses is a former FBI agent and former Police Chief in Madison. With experience in both law enforcement agencies, he ...

A former FBI agent believes that investigators should explore a new possible angle in the mysterious disappearance of Nancy Guthrie. Jonny Grusing worked in the FBI’s Denver Division for 25 years, investigating violent crimes, missing persons, serial ...

Before the early 20th century, the United States did not have a centralized national investigative agency. That changed in 1908