Sara Kettler

During his 1980 trial, evidence against the serial killer was so strong that his guilt was not in question. Instead, the case hinged on whether he'd been legally insane when he killed.

We speak with experts about how conditions, like environment and temperature, affect forensic evidence when a body goes undiscovered for long periods of time.

Detective John Dawes speaks with us about the difference between solving active and cold cases.

After Diane Staudte's husband and son died, and her daughter was hospitalized, an investigation showed she, and her favorite daughter, Rachel, were responsible for their deaths.

An Airman who grew up in a Mennonite family came to resent the faith so much, he murdered a young Mennonite woman.

In 1997, the 19-year-old British au pair was charged with the first-degree murder of 8-month-old Matthew Eappen.

Scientists are promoting and developing guidelines and standards within the forensic science industry to help combat bias in results.

In swatting, emergency services are told of a threat, such as a shooting, bomb or hostage situation, at a specific address. Unaware that the call is a hoax, police or SWAT teams mobilize in response--the inspiration for the name 'swatting.'