In 2001, Ginger Hayes and her infant son Nicholas were abducted during a carjacking and the crime had been reported by a witness within minutes of occurrence.
Police are able to create a composite sketch of a man burnt beyond recognition. But tracking the killer is more challenging.
In a tragic twist of fate, just days after the woman sold her home and moved to a modest trailer, a fire took both the trailer and her life. But the autopsy proved this was no accident.
Volunteers and police spend weeks searching for a missing girl. A psychic later leads them to a field where the body was found.
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.
A girl claimed she had been abducted. She recounted what happened but things didn't add up to police.
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.
In 2003, St. Cloud teenager Jason MacLennan returned home after a night out with friends and discovered his father Ken's body lying in a pool of blood.
In 2007, the Florida mobile home of Effie and Michael Ratley catches fire. Michael heroically rescues his wife and infant son. A month later, his wife is found beaten to death in a bedroom of his parents' home.
Kathy Lorick was murdered on a Concord, California jogging trail while talking to her husband on her phone.
Two suspects are linked to a murder by bloodstained boots and a gun, but the owner of the items says he has never met the victim.
A skeleton was discovered in the North Carolina marshlands. Investigators learned she'd been dead for months.
A family break turns into a nightmare when the wife is found face-down in a lake with no idea whether it was murder, an accident or suicide, police turn to a new forensic technique.
The woman in the back of the truck was flailing her arms, screaming. They thought she was doing something dangerous for the fun of it.
In 1989, the dead bodies of Joan Rogers and her two teenage daughters were found floating in Tampa Bay.
In 1995, Palm Beach waitress Denise O'Neill is abducted and murdered. Her neighbor Luis Caballero arouses suspicions by his odd behavior toward TV crews covering the crime.
A six-year-old girl ran and hid when she saw her grandmother being beaten to death, but the man followed, beat and assaulted her. She said the assailant was her uncle, who was convicted.
Doctors don't know why a scientist is gravely ill. When tests reveal the cause, it's too late to save him.
The killer probably hoped to cover his tracks by staging the crime scene. But investigators saw through the attempt almost immediately.
The victim had ingested a massive amount of cyanide. An unlikely clue - a flaw on a mailing envelope - exposed a murderer who was willing to kill innocent people.