TV Guide Oxygen Tuesday

Detectives search for the mastermind of a plot to kill an Indiana collector of race car memorabilia who was found shot in the middle of the day.

A late-night gaming party goes dangerously wrong when a young teenager disappears from the coastal town of Everett, WA.

The solid marriage between two deeply religious people is pulled to pieces after a twisted secret is exposed and the lives of a mother and daughter are lost.

After an Army veteran disappears before her graduation, detectives uncover a cryptic 911-call before her vanishing that exposes a twisted love story.

After a mother of two children vanishes, investigators uncover a disturbing connection between her recent weight loss and her mysterious disappearance.

A foreign exchange student's dream of studying in America comes true after he enrolls in a Montana high school, but it takes a turn when a walk ends in tragedy.

Serial killer Ted Bundy's cousin Edna Martin reveals stories about Bundy and his double life through exclusive photographs and first-time interviews.

A serial killer infamous for stalking and attacking young women in London is finally found after his ex-girlfriend reports him for abuse.

A serial killer's half-sister talks about their dysfunctional childhood after her sibling is captured with two dead women in his house.

Authorities are shocked when a Canadian nurse enters rehabilitation and confesses to murdering multiple patients.

A string of women are found dead by the side of the road with a ligature that looks like a dog collar and leash, but a 17-year-old girl manages to escape.

The I-5 corridor in California gets taken over by a criminal who terrorizes the highway with an onslaught of murders and assaults.

A serial killer taunted Wichita, Kansas, for decades with letters taking credit for his kills, but as the computer era is introduced, the murderer gets sloppy.

An arrogant cosmetic surgeon choosing to operate out of a basement winds up permanently scarring or killing his patients, but detectives receive another shock.

An underground practitioner with no medical experience promises a miracle cure online, and his victims receive dangerous procedures in a trailer.

When a teenage girl's mother won't allow her to move in with a boy she met on the Internet, the two young people conspire to remove her from the picture.

A young Ohio woman and her boyfriend become implicated in the murder of her father and his girlfriend after a squabble over a cellphone points police their way.

A distinctive button provides police detectives with a key clue in their investigation into the murder of a woman who was stabbed more than 30 times.

When a woman goes missing after attending her church service, authorities begin searching for the driver of a van identified by eye-witnesses.

The search for a missing 9-year-old girl goes on for weeks until a psychic's vision leads law enforcement officials to a field containing her body.

Detectives are able to confirm that what appeared to be a casual encounter was in fact a forced abduction by analyzing digitally-enhanced security footage.

Law enforcement officials investigate a case concerning a woman who survived a series of stab wounds inflicted during a sexual assault.

After a Kentucky businessman is murdered in the safety of his own home, police are left to question whether the brutal crime could be blamed on a home intruder.

A woman falls to her death while vacationing with her husband and two sons, but investigators begin to suspect that the event was not an accident.

A missing person case involving a woman who disappeared after attending a night out on the town ultimately turns into a homicide case.

A woman who was widowed after surviving the brutal attack that killed her husband withdraws her testimony after identifying the killer.

A high-priced call girl is murdered near the outer border of Columbia, South Carolina, and the only evidence they have to go on is a six-pack of beer.

Authorities manage to apprehend a group of people believed to be responsible for a series of church bombings in an Eastern Illinois community.

A criminal's unique occupational habit gives investigators the important clue they need to apprehend him in relation to the death of a college student.

After a college student is gruesomely murdered, investigators try to determine whether the clues indicate a sex crime or a rage-filled killing.

Law officials seek the assistance of forensic scientists to investigate a case involving a Pennsylvania man who was found dead almost 100 miles from his home.

A gravely ill young man dies in the hospital before doctors can save him, so police must use forensic science to determine the cause of death.

A charming con man claims to be a doctor and Navy Seal as he ensnares his unsuspecting victims in a web of lies as he steals a total of $2 million.

A son spends 20 years trying to get justice for his mother who was murdered in Arlington, Virginia, but his search leads him down a dark path.

A son spends 20 years trying to get justice for his mother who was murdered in Arlington, Virginia, but his search leads him down a dark path.

16-year-old Britney Ujaky goes missing and her small Nevada town come together to find a potential suspect, a mysterious cowboy.