Season 20 - Episode Guide

An attractive woman witnesses her ex-boyfriend's shooting, but can't remember what happened, raising questions about suicide, stalking and split personalities.

When a daughter discovers her parents' dead bodies within weeks of two other family members' murders, investigators wonder if the family is being targeted or if it could be an inside job.

A body encased in concrete leads to questions about a former sheriff's deputy and her boyfriend's ties to law enforcement.

When a body is discovered in the woods, authorities ask if he's the victim of revenge from an ex-girlfriend, her over-protective brother or her 14-year-old son.

A deadly shooting raises questions about an elderly man's business dealings and his friendship with a much younger woman.

While a community searches for a missing businesswoman, police uncover a shocking dispute with a money-hungry relative that they hope will lead them to a killer.

A young mother claims she was caught up in her boyfriend's murderous plan, but is she an innocent victim or a killer?

They say deaths come in three, but when a young woman falls ill after eerily similar deaths of her father and brother, suspicion turns to a family member and the limits of a mother's love.

In a shocking turn of events, a mother must face her demons when her daughter is left for dead after a vicious murder

A woman finds her husband dead and proclaims her innocence, but questions about his wealth, a suspicious fire and her scandalous past raise red flags.

A foreclosure leads police to a concrete grave and a twisted plot of deception, fraud and murder, as one woman goes to extraordinary lengths to avoid justice.

The trial of Scott Peterson who was convicted for the murder of his wife and unborn child.