TV Guide Oxygen Friday

After two devoted girlfriends are attacked in their Brooklyn home, the surviving partner relays her story to the NYPD, but the police begin to doubt her.

A teenager has big dreams when she moves from her home state of Ohio to the chaotic world of New York City, until she is stabbed to death in Manhattan.

After a woman's death is ruled as undetermined, her friends and family team up to investigate her tragic demise and seek justice.

After a woman's death is ruled as undetermined, her friends and family team up to investigate her tragic demise and seek justice.

The investigation of a mother of two's poisoning leads the detectives to a letter that she wrote days before she died which points to a suspect.

The police try to find the man who killed a veteran police officer in the line of duty until they uncover a crime of the ultimate betrayal in the suburbs.

After a hospital employee mysteriously dies, the police find surveillance footage of a suspected serial killer rumored to be connected to many unsolved crimes.

When a beloved chiropractor is found bludgeoned to death, the police look at those closest to him only to realize the killer is someone they didn't expect.

After finding woman strangled and posed in a gruesome way, the police find more victims which sets them on a path to find the killer before he strikes again.

Police search for man who mysteriously disappears in 2007, but their investigation leads to a gruesome discovery nearly seven years later in his wife's closet.

Police investigate after a state trooper is shot to death multiple times, but evidence leads authorities to his wife and a shocking secret.

When the husband of a beloved high school teacher's aide is found shot to death, police unearth discoveries that include infidelity and teenage hit men.

A murder unravels a disturbing family secret that sparks conflict between a mother and her daughter, leading to a police investigation and multiple arrests.

A mother's rage leads to a vicious shooting in the woods of Enochville, N.C., where the victim is paralyzed and partially buried in brush along the woods.

In Edgewood, Md., law officials investigate after a deadly shooting ends a 17-year relationship and leaves two children fatherless.

The discovery of an unidentified woman's decomposed body in a remote area leads to a mystery that unravels a love triangle dispute.

Suspicions rise when a woman claims her husband ran away with his much younger mistress, which leads police to find the man much closer to home.

During the investigation of a man who mysteriously vanishes after camping on the Applegate River in Oregon, a troubled marriage and a deadly plot is uncovered.

An attractive college student and a prosperous attorney appear to be an ideal couple, until a shooting unveils the horrific secrets in their relationship.

In Washoe Valley, Nev., a deadly home invasion leads to questions about a popular bartender, illegal drugs and the murder of a husband.

After a deadly shooting, detectives must determine if it was due to a rebellious son, an abuse wife or something far more sinister.

The discovery of a dismembered man leads to accusations about his mother, who is a nurse that reported him missing three days prior to his disappearance.

A shocking murder leads to questions about a young woman's relationship with her boss, along with her possible multiple personalities.

A loving husband and father's murder on Valentine's Day takes detectives on a twisted trail of infidelity, betrayal and a woman's deadly plan.

After a tipster hints at foul play, Tonya Rider and Kelly examine an unresolved homicide case in her home town to learn what happened to a college professor.

Johnny works with Kelly to determine if a woman, who disappeared in 2000, was the victim of a brutal murder or ran away with a mysterious man.

Investigators in Florida, search for the killer of Denise Hallowell, a beloved teacher.

Investigators in Florida, search for the killer of Denise Hallowell, a beloved teacher.

Investigative reports, breaking news stories, profiles of leading newsmakers and other features explore current events and topics of special interest.