Friday

There are several things that can suggest murder; jealousy, anger, poison…when everyday substances reveal hidden clues that break a homicide case, those substances become the elements of murder.

Four brutal murders in one bloody weekend devastate the small town of barrie, ontario. The prime suspects, three violent, escaped convicts, are on the loose. But while police conduct a massive manhunt, they begin to discover that the evidence isn’t adding up. As the frightened city demands answers, detectives and forensic scientists find themselves in a desperate race to find those responsible – before they can kill again.

Carole sund, her daughter juli and friend silvina pelosso go missing while vacationing in yosemite national park. The theory is that they had a car accident. What begins as a search and rescue operation becomes a chilling case of murder when the bodies of two of the women are discovered in the trunk of their burned out rental car. An anonymous letter to the fbi leads authorities to the body of the third victim – sexually assaulted and murdered by a lake. Confusing and contradictory evidence keeps police off the trail of a sadistic killer until after he strikes again. When they finally catch cary stayner, the handyman at the motel where the women were murdered, he confesses that he used forensic science to mislead and manipulate investigators.

When a dedicated, well-respected teacher disappeared, police had to determine if she’d gone on vacation without telling anyone, or if she was the victim of foul play. Investigators turned to forensic science, hoping to find the answers they needed.

Seattle police had no suspects in the violent murder of a popular rock singer. More than a decade would pass before the evidence collected by an extraordinarily prescient medical examiner could be used by forensic scientists to identify the killer.

A Michigan State University grad student disappeared and was presumed dead. With the help of a professor of geological sciences, police hoped to get the “dirt” on her killer.

How unlucky could one man be? His wife had taken her own life, and his college sweetheart had killed herself in much the same fashion fourteen years earlier. Investigators had to determine if this was a bizarre coincidence, or an attempt to get away with murder... twice.

A woman was ambushed in her driveway and shot to death. During their investigation, police learned that a co-worker half her age was in love with her, and that she’d spurned his advances. They now had to determine if love had turned into obsession... and a motive for murder.

The victim had been sexually assaulted and stabbed to death on the beach, just ten yards from the hotel where she was staying. A pair of men’s tennis shoes was discovered near her body. Police were sure that if they found the man who fit the shoes, they would also find the man who committed the crime.

Most victims of multiple murderers are meticulously chosen because of a mutual connection with the killer or because they match an intricate set of criteria that fits the killer’s mo. The most frightening cases of murder occur when the killer appears to choose victims at random, without an apparent connection.

When the body of former policewoman Taylor Wright was discovered buried on a remote Pensacola farm, detectives had a lineup of suspects to investigate - her ex- husband from whom Taylor stole $100,000, her new live-in girlfriend Casandra, or her best friend Ashley. A locked cell phone held the clues.

When the mysterious death of a 23-year-old mother in New Mexico goes unsolved, her family searches for answers.

A tight-knit Long Island family go to extraordinary lengths to find their missing sister.

Elderly women at upscale retirement homes die unexpectedly, raising no alarms until a survivor recounts a harrowing attack. Detectives uncover stolen jewelry and link the deaths to a calculated serial killer posing as a maintenance worker.

A man calls 911 claiming his wife shot herself. While appearing grief-stricken, investigators find his behavior inconsistent. Evidence of hidden cameras reveals a history of abuse and casts doubt on his account, leading to further scrutiny.

After a neighborhood dispute turns violent, a former soldier dons combat gear and ambushes his neighbors at night. Video footage captures the shocking attack, revealing a feud that spiraled into tragedy.

Tiara Pool sought companionship online, but her search led her to a terrifying encounter. As detectives investigate, a chilling motive comes to light.

The man called 911 to report his wife had been shot; she was badly wounded and they were on their way to the hospital. When she died, he became the prime suspect. The investigation would prove two things: He was innocent, and he’d been only moments away from being a victim in the most bizarre crime police had ever seen.

The woman’s story seemed farfetched: A man wearing only underwear and gloves broke into the house, stabbed her boyfriend to death, and raped and terrorized her for hours afterwards. But the evidence at the scene supported her story, and investigators turned for help to the FBI and their criminal profilers

Police are skeptical when a man claims his mother was murdered by the hitchhiker he picked up. Their suspicions are heightened when he refuses to take a polygraph test, and they turn to forensic science. Would the blood and fingerprint evidence at the crime scene support the man’s story, or prove his guilt?

When a mother and her child are abducted during a carjacking, the crime is reported within minutes. Police know they have a small window of opportunity to find them... and the clock is ticking.

Following her divorce, a woman buys a new home that needs work and hopes that a handyman can fix it up, she ends up getting more than she bargained for.