Joe Dziemianowicz

Among murderer Marc Dutroux's many horrific crimes, he built a secret dungeon in his basement and held victims as sex slaves. In some cases, he had help from accomplices.

When Genai Coleman was fatally shot in a mall parking lot just outside of Atlanta, DNA evidence seemed to point to one man — but then came a shocking twist.

Twins Jasmiyah and Tasmiyah Whitehead, 16, said they'd come home from school to find their mom, Jarmecca “Nikki” Whitehead, brutally killed in a bathtub. What later unfolded shocked investigators. 

After Cathy McNaughton was fatally stabbed in her Sharpsburg, Georgia, home, detectives found papers and a disposable camera that changed the case.

Danielle Marshall, 23, was fatally shot in her Powder Springs, Georgia, home while her 9-month-old daughter was in the residence. First responders found Danielle on her kitchen floor “in the fetal position."

Barney Simms, 70, was fatally shot in broad daylight outside his home in the Georgia capital, shortly after he'd dined at a Waffle House.

“Even a soft kill leaves behind some sort of trail,” a crime journalist told Face to Face with Scot Peterson.

Vernon Forrest, 38, was killed after three suspects tried to rob him. The shooter "believed that it was wrong for Vernon Forrest to challenge the robbery," a former homicide detective said. 

Scott Peterson was sentenced to life in prison after he was convicted of murdering his pregnant wife, Laci Peterson.

In a trailer for Face to Face with Scott Peterson, Janey Peterson claims her brother-in-law was "wrongfully convicted."