On March 29, 2016, Louise Dickey is discovered murdered in a bath of her own blood; with no imaginable motive for the homicide and no witnesses, detectives seek out surveillance cameras to uncover the shocking truth.

A woman's New Year's disappearance leads to a gruesome discovery; with no witnesses, only the four security cameras from her apartment building can help decipher what happened.

Twenty-three-year-old student Dalene Carlson vanishes while out with her friends on a Saturday night; last seen hanging out at a bar, security footage reveals a number of potential suspects in Carlson's disappearance.

Family man Richard Arenas is gunned down in broad daylight in the driveway of his suburban home; with no apparent motive or witnesses, investigators watch CCTV footage in an attempt to track down Arenas' cold-hearted killer.

A woman is shot dead during her morning jog through a normally peaceful neighborhood in Glendale, Ariz.; home surveillance footage enables detectives to identify the shooter's vehicle.

Pregnant student Loretta Saunders vanishes without trace; her trail runs cold after she is spotted on CCTV at her apartment building, then police spot her missing car on a drive-thru camera and race to find her before it's too late.

Police investigating the disappearance of a 22-year-old nursing assistant uncover video surveillance of the woman being violently abducted from a Philadelphia street.

Twenty-seven-year-old Jessika Kalaher is found strangled in her car in Cedar Park, Texas; with Jessika's wallet and car keys missing, detectives turn to security cameras in the hope of finding out who killed her.

Seventeen-year-old Casey Crowder vanishes early one Sunday morning after her car runs out of gas outside of Dumas, Ark.; with no leads and no witnesses, investigators are desperate to find any CCTV cameras that can lead them to the missing teenager.

Diane Cunningham is bludgeoned to death in her bedroom, leaving behind receipts as the only clues; security footage reveals a prime suspect with a motive, but not everything is quite as it seems.

British woman Sian O'Callaghan disappears after leaving a nightclub; with the clock ticking, detectives find footage of O'Callaghan getting into a taxi and race to identify the vehicle and its driver.

On Oct. 26, 2009, a murderer strikes widower Philip Gatusso in the quiet town of Fargo, N.D.; as his in-laws drive across states to care for their now orphaned granddaughter, detectives examine surveillance video.

In Madison, Wis., Andrew Nesbitt is found murdered on his 46th birthday; with no witnesses, investigators turn to surveillance cameras in bars and taxi cabs and on street corners to track down his killer.

Fifty-one-year-old care worker Torrance Cheeves is found murdered in his San Antonio home; with no suspects and a trail of puzzling evidence, investigators turn to surveillance cameras in the surrounding area for answers.

On Nov. 7, 2014, 69-year old Ina Clare Richardson is found brutally murdered in a public park in Clarkston, Wash.; with no witnesses, investigators turn to surveillance cameras to piece together the puzzle of her fateful final night.

On Dec. 23, 2009, Beth von Steinner goes missing, then her frozen body is found days later in a trash pile behind her house; with no witness or suspects, only CCTV footage can unlock the mystery of who killed her.

On April 14, 2009, 25-year old student Julissa Brisman is found shot to death in a Boston hotel room; with no witnesses, investigators turn to surveillance cameras to find a serial attacker.

Emily Lambert goes missing after spending the night at a hotel bar with her new boyfriend; two days later, she's found murdered on a piece of remote farmland; detectives scour CCTV footage from the hotel and bar searching for her killer.

A woman vanishes after a night out, and the only clues left behind are suspicious drag marks outside her home; closed-circuit television footage reveals three different suspects on the scene.

When a teenager goes missing from her local Walmart, detectives struggle for leads; then, surveillance cameras reveal terrifying footage of a prowler kidnapping her, transforming this investigation into a desperate race to bring her home alive.

Kimberly Robertson's battered body is found on a sidewalk after a date with her boyfriend; a network of surveillance cameras show Robertson's last few hours alive.

This series delves into the psychological showdown that takes place inside actual police interrogation rooms and dissects what happens to yield a confession. Each hourlong episode takes viewers through the twists and turns of a real homicide case, from the crime scene to the suspects' questioning to the ultimate confession. The police officers and detectives assigned to each case reveal their methodology while interviews with the suspects' and victims' friends and family shed light on the crime. In every case, the interrogating officer will "break" the suspect and get a shocking reveal of what really happened.

Think "Cold Case" meets "CSI" with a bit of "Rizzoli & Isles" mixed in, then make it real. That's the formula for this unscripted procedural drama that follows two veteran female investigators as they attempt to crack murder cases that have lingered for years without answers and closure. Kelly Siegler is an attorney and former Texas prosecutor who successfully tried 68 murder cases in her 21 years on the job, including 20 capital murder death penalty cases in which she secured the death penalty in 19 of those trials. She gets help from veteran detectives, who dig into small-town murder cases that have gone unsolved for years in the hope of getting justice for the victims and their loved ones.