Detectives are able to confirm that what appeared to be a casual encounter was in fact a forced abduction by analyzing digitally-enhanced security footage.
After a Kentucky businessman is murdered in the safety of his own home, police are left to question whether the brutal crime could be blamed on a home intruder.
Two missing women are suspected as being the work of a serial killer, though metal and fibers sent to be analyzed disprove theories of a serial killer.
A Texas teen and her boyfriend are savagely attacked on Valentine's Day, causing her death while boyfriend escapes - a case that goes cold for 50 years.
When the body of a young criminology student is discovered wrapped in a blanket along an abandoned road in Brooklyn, the authorities suspect an unusual culprit.
A 23-year-old Marine dies in his bedroom, which doctors believe to be a heart attack - but after arsenic is found inside him, his wife is charged with murder.
After an 18-year-old girl is kidnapped while talking on a pay phone, forensic evidence on her clothes point police to a suspect who says he didn't act alone.
Authorities investigate a VA hospital in Clarksburg, W. VA, whose patients keep dying from suspiciously low blood sugar levels, revealing a sinister story.
When a 70-year-old retired veteran is found murdered on his boat after a bad storm, authorities suspect his recent winnings may have played a role in his death.
Police are unable to solve the spiteful murder of a woman until a new technology is developed that allows for the retrieval of fingerprints from fabric.
A serial killer, who targets prostitutes, mocks police by leaving his victims's bodies out in the open with no evidence but tire impressions and threads.
Great Plains police investigate a murder and discover a plot involving drifters, cattle auctions, and hot checks, with an elderly couple behind it all.
A wealth of incriminating evidence is challenged by a well-funded defense in the court trial for a group of fundamentalists who robbed a series of banks.
A criminal's unique occupational habit gives investigators the important clue they need to apprehend him in relation to the death of a college student.
Law officials seek the assistance of forensic scientists to investigate a case involving a Pennsylvania man who was found dead almost 100 miles from his home.
Forensic scientists are on the trail of a serial arsonist when police find evidence that points to foul play in the rubble of a woman's burned-down apartment.
Law enforcement officials investigating the case of a flight attendant who was murdered in her home are led in the wrong direction by a clue at the scene.
Authorities suspect a robber-gone-wrong when the assistant manager of a Florida steakhouse is killed while closing up the restaurant at the end of the night.
The case of a Florida woman, who was raped and murdered, went unsolved for over 18 years until recent advances in forensic technology provide new insight.
A killer attempts to get rid of the evidence by burning the body, and even though it takes several days, forensic scientists are able to identify the body.
Authorities initially believe that the murder of an Arizona surgeon was the result of a random attack, but further investigation reveals evidence of foul play.