On the Case with Paula Zahn - Season 23

A young woman is found bound and strangled to death on the side of a road. As police retrace her final steps, they discover she was last seen being followed by a suspicious man in a cowboy hat. 

The murder of a respected health care aide sends a chill through her community; when the investigation reveals several shockingly similar crimes, police realize they've uncovered the trail of a monster.

A tourist takes a photo of vultures in Joshua Tree National Park and inadvertently discovers a gruesome homicide.

When a 15-year-old boy vanished under mysterious circumstances police feared the worst. It appeared the case had terrifying connections to a serial killer who had left a trail of bloodshed across the region.

A 14-year-old girl's mysterious runaway note raises difficult questions for police; investigators consider if someone close to her pieced together writing from her journals to cover up an unthinkable crime.

When a young college student is abducted from her campus parking lot it marks the beginning of a terrifying crime wave on a quiet college campus. Can police catch a serial predator before he strikes again?

After a young girl disappears from her bus stop, a search reveals that her terrifying abduction has ended in a homicide; as police mount a tireless search to find her killer, the community rallies together to get justice for Angie.

A burnt out car and a blood-stained bedroom reveal the chilling 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; a clue discovered by a child could be the key to catching his mother's killer.

The abduction of a young mother from a crowded hospital parking lot is the beginning of a terrifying mystery that will torment her loved ones for decades.

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

A teenager waiting for her friends to give her a ride home from work suddenly disappears. When her friends arrive, they find terrifying evidence of her abduction.

Police must unravel a puzzling mystery when a beloved father and real estate executive is ambushed in his office.

If investigators can't find the crack in their suspect's seemingly air-tight alibi, a cold-blooded killer will elude justice.

After a teenager mysteriously disappears, police must determine if a secret meeting with a young man led to her murder.

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, Precious Jane Doe.