Theresa Cox

Two young women are brutally murdered in Phoenix. When advancements in DNA reinvigorate the case, police discover their killer has been hiding in plain sight.

An anonymous tip leads police to uncover a pattern of lust, greed and a complex dynamic between twin sisters.

The son of a wealthy psychologist finds his father murdered and points the finger at his mother investigators delve into the marriage, revealing darkness hidden behind a facade.

Missouri police are called to the home of a prominent judge's daughter to find her husband dead on the couch.

When a beloved Florida mother is found brutally shot to death and her newborn missing, investigators race against the clock to track down a mysterious visitor whose motives prove sinister.

Serenity in the Montana mountains is shattered when a man is shot to death on his neighbor's land.

A feud between neighbors in the quiet suburb of New Brighton, Minn., turns deadly when one man's passion for local wildlife drives his neighbor to snaP.

An eight-year feud between neighbors in Santa Clarita, Calif., ends in a violent confrontation that leaves one man dead.

Investigators uncover a scandalous lifestyle and sordid family secrets that send shock waves through a small Oklahoma community.

When a young mother goes missing in rural Ohio, it's a race against time to uncover the truth behind her disappearance.

After a hardworking family man is gunned down in his driveway, a domestic dispute leads investigators to an unlikely culprit and unravels a history of violence, lies and betrayal.

A loving father and husband of an aspiring gospel singer is found shot to death in the passenger seat of his car.

An Indiana collector of race car memorabilia is found shot in broad daylight with no eyewitnesses.

An officer discovers a man dumping bags of more than 60 body parts into the Passaic River in East Rutherford, N.J.

A 15-year-old missing persons case is reinstated when an anonymous tipster leads police to unearth a grisly murder.

A hardworking family man is shot to death in front of his wife during a morning walk with their dog.

20 years in the making, this special reexamines the Internet's first murder trial, revealing a twisted seductress with a skill for manipulation.

When a young Missouri couple is found shot to death on their front porch, the victims' past quickly reveals several suspects close to home.

Decades pass before investigators utilize advancing technology to reveal the clown killer who shot a mother in Florida.

At a VA hospital in West Virginia, a string of severe hypoglycemic events results in the deaths of several patients.

A local Washington man's life is at stake when detectives are alerted to a murder for hire plot against him. they set up a sting operation to catch the mastermind before it's too late.

After a member of the Indiana cycling community is found mysteriously murdered, medical examiners discover the victim ingested potentially lethal amounts of poisonous mushrooms.

When Fort Lauderdale, Fla., police respond to reports of a deceased male who fell down the stairs, their investigation turns to a homicide case.

After returning from several tours of duty abroad, a soldier is found beaten to death on his own army base in Hinesville, Ga.