An insurance agent is shot execution style in his office in broad daylight but the killer leaves no fingerprints and there is no murder weapon found at the scene. Then, investigators discover a critical clue invisible to the naked eye.
Texas City police fear the work of a serial killer after two young women are found dead in the same field. They have little to go on until a third woman comes forward claiming she's the one who got away.
When a young woman is found dead police immediately focus their attention on her husband. Not until they examine cell phone records and a unique shoe print do they realize the real killer has been a bit too close for comfort the entire time.
Fire rips through a Seattle woman's apartment and some unsettling evidence is found in the rubble. Shortly after, a second fire breaks out just 100 feet from the first, and evidence points to a serial killer whose skills are evolving.
A woman is found floating in the harbor of an upscale yacht club, stabbed more than 50 times, and her ex-husband and daughter are missing. Investigators turn to forensic science to determine if they’re searching for victims... or perpetrators.
'The Carrie Nelson Case' - The brutal murder of a State Park employee rattles tourists and fellow employees alike. Murdered for just $2,000, police sift through several hundred leads to find a killer so merciless.
A gorgeous flight attendant is brutally murdered in her own home and the laundry list of suspects is growing by the minute. A striking clue at the scene leads investigators in the wrong direction, but will forensic evidence get them back on track?
There was no apparent reason for the young, healthy college student to be dead. But when the medical examiner found the tiniest of clues during the autopsy, investigators were able to unravel the mystery of betrayal and revenge.