Tuesday

A man tells police he shot an intruder who had attacked and murdered his wife. The husband paints a tragic picture of harassment, stalking and revenge, and is dubbed a hero for his valiant attempt to save his wife. Four years later, new forensic evidence leads police to re-examine the motives of this so-called “hero.”

A man accused of killing his estranged wife insisted she had committed suicide. Investigators said it was murder – that it was physically impossible for the woman to have shot herself. The crime scene evidence was interpreted differently by the defense and prosecution. It was up to the jury to decide if the woman killed herself or was the victim of a cold-blooded murder.

Firefighters find an entire family dead inside their burned-out home, and at first glance, it appears to be a case of murder-suicide. But clues found at the scene soon lead investigators to believe otherwise.

The double homicide of a gay couple leads investigators into the twisted world of White Supremacists. Shell casings, paint chips and an analysis of glass shards help authorities link their prime suspects to a string of hate crimes in California.

Missing person: Approximately 1.8 million americans are reported missing each year. Worldwide, the number of missing persons nearly triples. In addition to pictures on milk cartons, store windows, and in mass mailings, authorities use nationwide computer databases to help locate missing persons or match them with unidentified bodies. Even so, many of the missing are never seen again.

In the late 1980s the FBI matched wits with a cunning bank robber, a lone gunman responsible for the longest string of unsolved bank robberies in FBI history.

In Puerto Rico, a band of extremists waged a guerrilla war against the United States. Their goal, to make the island an independent nation, or die trying.

The middle aged couple were on a routine evening stroll with their dog when a man attacked out of nowhere, injuring the wife and fatally shooting her husband. What was behind the mystery attack? 

Hikers discover trash bags stuffed with human remains in a ravine, raising fears of a serial killer. Investigators turn to tattoos, DNA and cellphone records to identify the victim and reconstruct the events that led to her brutal death.

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.

Former Deputy Sheriff of Colbert, Georgia, Tracy Fortson shoots her boyfriend Douglas Benton as he sleeps, then abandons his body in a cement-filled trough in the woods.

Bob and Farah are locked in a messy custody battle over their three young children. When one of them ends up dead, the men accused of the murder point the finger at the surviving spouse. But when a judge rules that the gunman's testimony can't be admitted at trial, will the killer escape justice?

On New Years Eve, 2010 in Cooperstown ND, an intoxicated Kurt Johnson is given a ride home from a local bar. When it’s discovered that Kurt never arrives home authorities begin their search and what they uncover will shock them to their core.

A mother of two is found dead in the most expensive part of Colorado Springs, leaving Lt. Joe Kenda stumped—until he looks into her personal life. And in another case, Kenda gets called to a homicide scene, only to realize it’s his favorite bar.

In march 1992 claude hawkins was shot dead while he was fishing in coshocton county, ohio. Investigators found no evidence at the crime scene, but hawkins' murder mirrored multiple deaths in other nearby counties and a psychological profile pointed to thomas lee dillon as a suspect. Police arrested dillon on firearms charges, giving authorities time to gather enough evidence to charge him with the murders that had plagued the community.

When a well-liked teenage boy is found stabbed to death in his Salt Lake City, Utah home, detectives leave no stone unturned in their quest to solve the murder that rocked this normally tranquil town.