On the Case: True Crime

A successful car salesman is killed in a hail of gunfire that erupts on his front porch.

The murder of a beloved and talented church organist sends police on a disturbing search for answers.

In Las Vegas, 41-year-old Nancy Menke, a mother of four, is found handcuffed and murdered in the passenger seat of her car; a records clerk in the insurance fraud unit stumbles upon a strange report that blows open Menke's murder case.

John Greathouse finds his stepdaughter, Kelli Bailey, murdered in her bedroom; investigators find a video tape and a dead man's forged check and hope these clues will be the keys to bringing Bailey's cold-blooded killer to justice.

Reeda Roundy and Betty Gray are found murdered in Roundy's home, along with a message written in blood, saying ``Satan Loves You;'' detectives piece together the stunning truth behind the murders with insights provided by the victims' families.