Aired: 1/4/2015
Shortly before Thanksgiving, a Philadelphia suburb is rocked by the murder of 67-year-old Alice Hufnagle.
Aired: 1/11/2015
In Portsmouth, Va., a 16-year-old ballet dancer is assaulted and murdered in her home, and detectives must investigate her family members as well as her circle of friends.
Aired: 1/18/2015
When a college student is found murdered in his Arlington, Texas, apartment, investigators suspect the kindhearted victim's generosity may have led a killer to his door.
Aired: 1/25/2015
A video tape surfaces after a naval officer is raped and stabbed suggesting the victim may have been silenced to prevent a scandal.
Aired: 2/8/2015
In Fort Pierce, Fla., a tax attorney is found strangled to death, and detectives must scrutinize deadbeat tenants and delinquent clients while hunting for his killer.
Aired: 2/15/2015
When a beloved matriarch is found murdered, her friends and neighbors come under suspicion as detectives investigate the first homicide in the small town of Hubbardston, Mich.
Aired: 2/22/2015
A young Navy wife is found raped and strangled to death in her home near the Mayport Naval Station in Jacksonville, Fla.
Aired: 3/1/2015
An elementary school teacher goes missing after her first day at a new job, and investigators sift through clues to uncover the heartbreaking truth behind her sudden disappearance.
Aired: 3/8/2015
There is no sign of a break-in when 13-year-old Mollie Pittman is attacked and murdered in the Orlando, Fla., home of family friends; it takes investigators 17 years to find out whether she knew her killer.
Aired: 3/15/2015
In La Jolla, Calif., telemarketing manager David Stevens' charred body is found in his burned-out car, and detectives encounter a rogue's gallery of suspects while looking for his killer.
Aired: 3/22/2015
In Stockton, Calif., investigators search for 23-year-old Dalene Carlson who has gone missing, then a tractor operator makes a gruesome discovery in a cornfield.
Aired: 3/29/2015
In 1988, a 9-year-old girl goes missing in Great Falls, Mont.; the case goes cold until a chance encounter at a bus stop breathes new life into the investigation and leads to the horrifying truth behind the girl's disappearance.
Aired: 4/5/2015
Philadelphia investigators bring to light the obsession that drove a suspect to murder student Deborah Wilson, who was found strangled to death in a university computer laboratory without her shoes and socks.