Friday

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? 

In upstate New York, a wife is found dead after an apparent shower fall. When bloodstain patterns in the bedroom raise doubts, forensic experts re-examine the scene to decide if it was a tragic accident or a carefully staged crime.

Nicole Abusharif, 26, murders her partner Rebecca Klein for the insurance money, then leaves her body in the boot of her car for a night of drinking with her young lover, Rose.

Law student Adrienne Hickson fatally stabs her boyfriend Shawn Washington with the knife for her birthday cake when he helps his friends move instead of spending the day with her.

The murder of Mary-Rita Yates launches a decades-long pursuit of convicted killer Daniel Cahill. His repeated escapes from custody turn the case into one of Arizona’s most notorious criminal manhunts, embarrassing authorities and frustrating investigators for decades.

The quiet farming community of Yellow Grass, Saskatchewan is left in shambles after a suspicious fire ravages the home of young mother Abbie Speir. It isn’t long before investigators discover that the fire is no accident – someone murdered Abbie in cold blood. As police race against the clock to locate a suspect, the small town grapples with the revelation that a killer could be lurking among them.

A frenzied ambush at a hamburger stand leaves a 16-year old boy dead. Lt. Joe Kenda must cut through a mountain of rumor and innuendo in order to zero in on his prime suspect. But before he can catch the killer, a surprise witness comes forward and blows the case wide open.

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.

In 1997, four bodies were found in a Bartow, Florida, factory -- all with close ties to company management. Was it a robbery gone wrong or a premeditated quadruple homicide? Investigation reveals an intricate murder plot and a devious mastermind.