When a young mother and her infant son are found dead in a cornfield, the obvious suspect is the husband and father of the victims. But some insects found on the bodies reveal a vital clue, as does a long, blonde hair found on the victims.

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A talented television news anchor was shot to death outsider her home; it appeared to be a crime of passion, perpetrated by an obsessed fan. A police dog tracked the scent of the killer through the adjacent woods and back to the crime scene. Could the murderer be one of the onlookers, watching the police conduct their investigation?

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When their trailer catches fire, the young husband heroically rescues his wife and infant son. A month later, his wife is beaten to death in a bedroom of his parents' home. The cut window screen points to an intruder, but the lack of supporting evidence compels investigators to look beyond the obvious.

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Two years after a girl was murdered, a tiny drop of blood and burned bones lead police to her murderers.

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Several high-powered legal officials are victims of mail bombs.

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When a hit-and-run boating accident caused the death of a popular young man, investigators faced the the daunting task of searching for one boat among 1,200 others. They asked anyone who had seen the accident to come forward. The man who responded did much more than witness the crash; he was a passenger in that other boat.

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A mother used her knowledge from murder mystery shows to determine who severely injured her young daughter in a hit-and-run accident.

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Fire sweeps through a mansion killing two children, and all evidence leads to the mother.

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The investigation of the disappearance of a woman leads police to a suspect. But police could not find the victim's body. Finally, police discovered a charred tooth. Superimposed images and a dental filling give investigators the proof they need.

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When a college co-ed vanished without a trace, her fellow students were concerned about her safety... and their own. Weeks later, the body of an unknown female was discovered about 700 miles away in the ashes of a barn fire, and an alert police officer realized the two crimes might be connected.

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