Tracy Smith

A woman admits to the police that she killed her boyfriend, claiming it was in self-defense.

After more than two decades, investigators find new information in the disappearance of an Iowa television anchor.

When a woman disappears, no one reports her missing for months until she misses an appointment with her hairdresser.

A year after a young teacher was gunned down outside of her Pennsylvania home, the lack of an arrest has many wondering if the case will ever be solved.

New York detectives spend more than three decades trying to find a 6-year-old boy who disappeared on his way to the school bus stop in 1979.

The prime suspect in the murder of an American teacher while living in Seoul, South Korea, in 1988 speaks publicly about the case for the first time in 30 years.