20/20 on ID

An 11-year-old's soon-to-be stepmom is found murdered in their home; a child-sized shotgun, gun residue on his clothes and a witness account all seem to point to the boy as the shooter.

When a young lawyer fails to show up for a blind date and is later found shot to death in his apartment, a woman freely admits to pulling the trigger; investigators must uncover whether she was acting in self-defense or if it was cold-blooded murder.

Convicted murderers David Sweat and Richard Matt escape from a prison in Dannemora, N.Y.

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A young boy suffers a fatal fall at his father's home; two days later, the man's girlfriend is found hanging from a rope off a balcony

Shanann Watts and her two young daughters go missing, and husband Chris pleads for their safe return on television; then their bodies are found at the oil site where he works.

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This episode has no summary.

This episode has no summary.

This episode has no summary.

This episode has no summary.

This episode has no summary.

This episode has no summary.

Sandy Melgar is convicted of murdering her husband, Jim, on the day they planned to celebrate 32 years of marriage; a podcaster with a virtual of amateur detectives seek to overturn her conviction

This episode has no summary.

This episode has no summary.