Thursday

Photography has long been a vital tool in homicide investigations. A single image captures enough information to identify a suspect, and to preserve a vital clue long after a witness’ memory fades.

Reagan Tokes, a bright student, vanished one night, leading to a high-stakes investigation. Her story sparks questions about parole and the criminal justice system.

The world’s top criminal investigators, forensic scientists and behavioral analysts go behind the scenes of some of their most challenging serial murder cases to reveal the cutting edge forensic science, technology, behavioral psychology and investigative techniques involved in tracking down a serial killer. The detection and apprehension of the gainesville ripper, who brutally attacked and murdered five college students in florida, provides the core narrative against which the unique forensic and investigative details of four other cases are compared and contrasted.

The wildest arrests in Florida airports.

Dr. G works on unexplained deaths in orange and osceola counties in florida, as well as similar deaths from her previous employment as an associate medical examiner in bexar county, texas. The show features dramatic re-enactments of the events leading up to the person's death as well as the autopsies. Interviews with dr. G, family members, and other people connected to the deaths are also shown.

A woman disappeared and her husband became the prime suspect -- especially after police found a huge bloodstain on the carpet of their bedroom. When they sprayed the bedroom with Luminol, they discovered it was awash with blood spatter. Complex DNA testing proved it was the wife’s blood. Now all they had to do was find her body.

British detectives worked with a pioneering scientist to solve crimes of sexual assault and serial murder. This 1986 case marked the first time DNA was used as evidence in a court of law.

Early one morning in a deserted area outside of Phoenix, a motorcyclist discovered the body of a young woman. She had been beaten, bound, strangled and possibly raped. The nearby plants would tell investigators more about the killer than any other single piece of evidence.

Shortly after Thanksgiving in 1987, an intruder broke into a residence in Arlington, Virginia. That crime launched a new era in police investigations: DNA evidence and psychological profiling helped catch a serial killer and free an innocent man.

When teenagers are driven to kill, their victims are but the first to fall. In three such cases, the families of the killers, as well as their communities, become the victims of violent crime.

In a city awash in narcotics the drug lords have all the power even over the police. Corruption in New Orleans grew like cancer, eating away at public safety and threatening to destroy the city. Crooked cops break the laws they were sworn to uphold.

When the small community of Noel, Missouri discovered their bank was robbed, they’re shocked. When the bank president turned up missing, they’re outraged. And when clues began to surface the facts were more terrible than anyone could have guessed.

When Becky Bliefnick failed to pick up her boys from school, a family member went to check and found her dead in the living room. Detectives found a major clue in an unlikely place - on an episode of the game show “Family Feud.” 

The murder of a gay couple in rural california has police stymied – who would want to hurt the well-liked pair? As investigators and forensic scientists dig deeper, they suspect that the killings are linked to a series of arsons that have destroyed several synagogues and an abortion clinic. The trail leads them to the sinister world of hate crimes -- and a chilling plan that must be stopped.

While her 10-year-old daughter listens upstairs, failed self-help guru Derek Medina shoots his wife during an argument, then casually posts pictures of her dead body on Facebook.

After a night of drinking, 45-year-old Ana Trujillo bludgeons her on-again-off-again lover Stefan Andersson to death with a blue suede stiletto shoe.

Richard and Aon have a blended family and a second chance at love. When a gunman surprises one of them while getting out of the shower, the daughters of the other are immediately suspicious. But was it the spouse? Or a former business partner, who seems just a little too close to the family?

Nicholas Brophy is excited to start his senior year of high school in Thompson Manitoba. But, after going out to visit a friend late on a school night, he never returns. What starts as a missing person’s case evolves as investigators connect the night of Nicholas’s disappearance to gang activity in the area.

A seemingly random attack leaves Mary Moebus dead, and police flummoxed by a daunting field of suspects. But when Lt Joe Kenda uncovers a cache of new evidence, he realizes someone’s been lying. Then… A cryptic note leads Kenda to a luxurious bachelor pad with a bedroom soaked in blood and a closet full of deadly secrets.

A man who was once accepted into a small Quebec community and commonly referred to as Bill lÕAnglais turns out to be a murderer, whose crimes cover nearly twenty years. When he makes four trips from Barrie, ON to Montreal, QC in the fall of 1999 in an accelerating frenzy of rape and murder, he leaves behind a single fingerprint. Through skillful police work and intense surveillance, the police are able to catch their killer in the process of disposing incriminating evidence.

In 1992, a church deacon from Upland, California, is found murdered in Tijuana, Mexico. Detectives wonder if a secret double life led to the death of this married father of four. Years later, a fresh look at the case helps investigators unravel the complex plot to murder the deacon.

A private pilot starts stalking a Texas politician, along with his wife, and the pilot will do whatever it takes to destroy them.