After a daughter is beaten and her mother is stabbed to death, police must wait 15 years until DNA technology helps finally bring the culprit to justice.
When remains of a waitress's body are investigated by the detectives, they analyze fingerprint & DNA evidence to determine the details surrounding her murder.
When a person is missing and the police discover threatening emails, an abandoned truck and other evidence, they are sure that a murder has taken place.
Detectives must confirm the accidental death of a victim was caused by a fall down stairs, but further analysis reveals the person may have been murdered.
A woman's husband is suspected of killing her in a church parking lot after discovering she had been having a three-year long affair just a month before.
A man is questioned about the death of his wife after her body is found in his parents' house with signs of a home invasion, but there is conflicting evidence.
After looking at the logistics of the evidence presented, forensic specialists believe foul play is involved in a car accident that led to a teen's death.
Emergency vehicles are dispatched after a man calls in claiming that his girlfriend shot and killed herself, but forensics reveals evidence to the contrary.
An injured woman tries call 911 and dies crawling away but when her husband is questioned, his airtight alibi clears him until new forensic evidence emerges.
A suburb is struck by tragedy when a woman is murdered with a close-range gunshot wound and an investigation leads to three killers possibly working together.
A serial killer claims the lives of three sex workers and leaves almost no evidence, but a break in the case comes 20 years later and leads to an arrest.
A house fire tragically claims the life of a small town's only doctor and an investigation reveals the blaze is the work of an arsonist, set by a nurse's son.
On the side of a remote driveway out in the country, a woman is found murdered and her case goes cold until evidence is found during an unrelated case.
A farmhand tragically dies in a seemingly accidental explosion, but after further investigation of the blast site, authorities uncover the remnants of a bomb.
A promising young college student is found stabbed to death in her apartment and a bloody shoeprint soon points to a surprising killer hidden in plain sight.
The scene of a brutal murder is marred by spray painted threats all over the walls and authorities discover a history of death threats that leads to the killer.
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.
Local authorities suspect that they are dealing with the work of a professional assassin when they discover a young couple who were killed in their home.
After a daughter is beaten and her mother is stabbed to death, police must wait 15 years until DNA technology helps finally bring the culprit to justice.
When remains of a waitress's body are investigated by the detectives, they analyze fingerprint & DNA evidence to determine the details surrounding her murder.
The discovery of a dismembered body on the side of the New Jersey turnpike marks the start of a hunt for a serial killer targeting Manhattan's gay community.
After a woman is killed and her unfaithful fiance becomes the prime suspect, a man comes forward claiming to own the murder weapon and know who used it as well.
When a rebellious teenager disappears, a search turns up clues that lead investigators on a hunt for a killer, and forensic evidence will reveal the truth.
While vacationing in Florida, a mother and her two daughters disappear and are later found dead in Tampa Bay, leaving no evidence behind until five years later.
When four teenagers are murdered in an otherwise peaceful suburban town, their killings go unsolved for three years until a composite sketch sparks new leads.
After a young college student's death is ruled a homicide, police immediately suspect the victim's boyfriend, but DNA points them in a different direction.
When detectives investigate a middle-aged man's murder, they determine that robbery may not have been the motive after discovering a mysterious greeting card.
A son finds his father dead in their home and calls 911, but when ballistics clear the only suspect, police have to rely on DNA evidence to find the killer.
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