Denise Hallowell's teenage son, Carlos, calls 911 to report his mother had been killed with an axe.

Carlos Hallowell reports that he had been asleep when his mother was attacked with an axe, but what is the truth?

A dive team recovers important evidence from the lake behind Denise Hallowell's home.

A serene Florida town is shaken by a disturbing and unusual crime.

Find out what happened to Carla Walker, just 17 when she was abducted from a car she was in with her boyfriend, and how killer Glen McCurley was caught.

Find out why Lori Vallow Daybell thinks she and husband Chad Daybell will be exonerated after their convictions for killing ...

Learn more about a judge's decision to reduce Adnan Syed's sentence in the murder of his ex-girlfriend, Hae Min Lee.

Exclusive: Debbie Harrison, mother of Michael Swearingin, opens up about how she felt sorry towards Maya Maxwell.

Jenna Scott's father, Jonathan, opens up about dealing with grief after his daughter's murder.

Aris Manoloules continued living in his mother’s house after she passed away and mostly stayed to himself. He was considered a homebody by his neighbors.

Detectives note inconsistencies in AJ Armstrong's story during their interrogation.

Get a preview of Prosecuting Evil with Kelly Siegler, which is revisiting the shooting death of Texas Game Warden Justin ...