A gang of rich boys are under suspicion for the rape and murder of a young socialite, but an evil outsider with a criminal past is the real suspect.

A pregnant woman disappears and her ex-boyfriend, who’s the father and engaged to the boss’ daughter, is under suspicion.

Burgess works with her first criminal informant to track down a ruthless pimp and break up his prostitution ring.

Atwater goes missing and the team digs into his past to discover why he's been taken.

She was tiny but energetic -- and very much in charge.

The parents of a missing South Carolina woman speak out about her disappearance.

Dateline investigates the mysterious deaths of 6-year-old Max Shacknai and 32-year-old Rebecca Zahau.

A soon-to-be bride is caught in the middle of a twisted murder plot that has detectives questioning if she played a role in it.