On the Case With Paula Zahn

A woman is found dead on the side of a road. Police retrace her final steps and learn she was last seen being followed by a man in a cowboy hat.

A health care aide's murder shakes her community to the core and police soon realise they've uncovered the trail of a monster.

A hiker takes a photo of vultures circling remains. He only realises when showing his wife the following day that the remains are human.

Police fear the worst when a boy vanishes. It soon becomes clear that the case has links to a killer who has left a trail of bloodshed across the region.

A girl's runaway note raises tough questions for police. Has someone pieced together writing from her journals to cover up an unthinkable crime?

Terror in Terre Haute: A college student is abducted which marks the start of a terrifying crime wave on a quiet campus. Can police catch the serial predator before he strikes again?

A girl disappears and her body is discovered after a nine-day search. As police race to track down her killer, the community rallies together to get justice for Angie.

A burned out car and a blood-stained bedroom reveal the murder of a community pillar. Will it be the smallest of clues that lead police to her heartless killer?

A young woman's disappearance marks the beginning of a heartbreaking murder mystery. Will a clue discovered by a child be the key to catching his mother's killer? (S11, ep 25)

The abduction of a young mother from a crowded hospital parking lot marks the beginning of a terrifying mystery that will torment her loved ones for decades. (S11, ep 26)

When a teenager is found savagely stabbed to death in her home, police hope a trail of blood at the crime scene will lead them to her killer. (S11, ep 27)

New. Gone in a Blink: A teenager waiting for a ride home from work suddenly disappears. When her friends arrive, they find terrifying evidence of her abduction. (S11, ep 28)

Police are tasked with unravelling a puzzling mystery after a beloved father and real estate executive is ambushed in his office. (S11, ep 29)

Should investigators fail to discover the crack in their suspect's seemingly air-tight alibi, a cold-blooded killer will elude justice. (S11, ep 30)

After a teenager mysteriously disappears, police must determine if a secret meeting with a young man played a part in her murder. (S11, ep 31)

"Precious" Jane Doe: After a young woman is viciously murdered, police launch a two-part investigation, one to find her killer and a second to identify his victim. (S11, ep 32)