Did Brian Eftenoff force wife Judi to overdose on cocaine? Or was she simply a drug addict who took one gamble too many? The evidence is examined.

Scot Kenny Richey was jailed in America for murder. Despite evidence of his innocence all appeals have been denied and his execution date is just months away.

When police arrested Erika and Benjamin Sifrit for hustling, they found guns, knives and the ID of a missing couple. Both claimed the other was a brutal killer.

In 1990, Stacey Lannert shot and killed her unconscious father as he lay drunk. She claims she snapped after years of sexual abuse. Does she belong in jail?

A teacher is accused of recruiting teens to kill her husband.

Men serving time for the rape and murder of a young woman in Hawaii maintain their innocence.

Linda Sobek, a pretty, vivacious Los Angeles model turns up missing after a photo shoot; the police investigation leads to photographer Charles Rathbun, who, after much back-and-forth, says he killed her by accident.

Several of a Colorado woman's 10 husbands die under mysterious circumstances.

A Florida woman is convicted of masterminding the killing of her philandering husband.

A Virginia woman is in and out of prison trying to prove herself innocent of killing her husband.

A probe into how the justice system uses psychics to solve tough cases.