In 2000, Judy Southern arrived home from work and was shot by a gunman waiting within. Her husband Allen arrived shortly afterwards, called 911 to report his wife had been shot.
The prime suspect had a criminal record and his driver's license was found at the scene of a brutal double homicide.
A young, attractive hairdresser was sexually assaulted and murdered in her own beauty salon. The evidence at the crime scene didn't match any of the suspects and the case went cold for ten years.
When a hit-and-run boating accident caused a death, police must search for one boat among 1200 others.
The wife of a respected police officer was murdered in her own home. The crime went unsolved for more than a decade, until a newly formed cold case unit took a fresh look at the evidence.
In 1969, phone operator Diane Maxwell is murdered. Her brother promised he'd find out who was responsible.
The body of a young girl was discovered on isolated farmland near Delano, California. She had no ID, but police found mailbox keys in the pocket of her jeans.
The body of an attractive young woman was found a mile from her abandoned car. Police were especially concerned when they realized the victim had come to them for protection just two weeks earlier.
A college senior was found raped and murdered near an unpaved footpath used by students to walk from one side of campus to the other.
In little more than a month, two women who lived in the same apartment complex were brutally murdered.
An aspiring model turned up dead and the prime suspect was her boyfriend. When he was eventually cleared, investigators had to dig deeper to find the perpetrator.
Tracey Frame, 35, was convicted of killing David Nixon in April 2002 after he planned to end their relationship.
In 2007, Shamaia Smith disappeared from the strip club she worked at in East Hartford, CT. Police look at various customers of the strip club, but focus on local businessman Kenneth Otto.
A woman was shot to death in her Connecticut driveway. Now police must determine if love had turned deadly.
Seattle police had no suspects in the violent murder of post-grunge singer, Mia Zapata. More than a decade passed before the evidence could be used by forensic scientists to identify the killer.
In 2006, Nevada politician Kathy Augustine died mysteriously during a hard-fought re-election campaign and the medical examiner could neither isolate the cause of death.
In 1986, Gary Dale Larson was stabbed to death in his Edmond, Oklahoma home and then the killer sexually assaulted Larson's girlfriend Janet Haynes.
A skeleton was discovered in the North Carolina marshlands. Investigators learned she'd been dead for months.
In 1996, Virginia Beach police arrive at the Makdessi apartment to find Elise Makdessi and her lover dead.
When court clerk Peter Porco doesn't report to his work in November 2004, a courts officer is ordered to the Porcos' family home in Bethlehem, NY.