Nancy Grace, Derrick Levasseur and Mara S. Campo discuss Ruby Franke and Jodi Hildebrandt, as well as Suzanne Morphew and Tupac Shakur.

Investigating the Idaho Murders and the suspect Bryan Kohberger; a look at the murders of Crystal Rogers and Tommy Ballard.

Closure in the Natalee Holloway case; Jane Randel from "NO MORE."

Nancy Grace, Derrick Levasseur and Mara S. Campo look into the cases of Eric and Kouri Richins, Sergio Brown, Breanne and Aaron Pennington.

Examining the murder of cyclist Moriah Wilson, the death of Shanquella Robinson; MD Judge Murder.

Nancy Grace, Derrick Levasseur, and Mara S. Campo tear through evidence and clues, demanding justice for the victims of the biggest crime stories in this weekly exposé. This week: Sam Haskell IV; Long Island Serial Killer; Microsoft Exec Murder for Hire.

From Black Friday violence to family massacres, a special report CrimeFeed examines why the holidays bring out the worst in people. Featured are the cases of Joel Michael Guy Jr. and Kelsey Berreth.

Serial killers -- a look at recent cases that are terrorizing communities.

Nancy Grace, Derrick Levasseur, and Mara S. Campo tear through evidence, demanding justice for victims of the biggest crime stories in this weekly exposé. This week: Oscar Pistorius, murder of Dan Markel, Murdaugh developments, death of David Rainey.

Nancy Grace reveals major developments in the biggest crime stories.

Nancy Grace reveals major developments in the biggest crime stories.

The panel takes a look back at the year's most shocking crime cases

A special edition with key contributors behind "Natalia Speaks."